4000 Essential English Words 4 (2nd Edition)

2024/05/1202:30:05 science 81931

4000 Essential English Words 4 (2nd Edition) - DayDayNews

4000 Essential English Words 4 (2nd Edition) - DayDayNews

3:25:50

* All content videos are shared, reposted and embedded from YouTube. If there is any violation or error, please contact us to delete it.

science

Generally speaking, in the weightless environment of space, water should float in the air and assume a spherical shape, as shown in the picture below. However, during the Shenzhou 13 space lecture, a photo of a water cup caused some confusion. From the picture, it can be seen tha - DayDayNews

Generally speaking, in the weightless environment of space, water should float in the air and assume a spherical shape, as shown in the picture below. However, during the Shenzhou 13 space lecture, a photo of a water cup caused some confusion. From the picture, it can be seen tha

Why doesn’t the water on the space station float out of the cup?

05/21 1507

Our country has a vast territory and has all kinds of terrains. Among them is a kind of landscape, the cause of which scientists have not been able to figure out yet. The story starts with NASA satellites in the United States in 2014. When they passed through the sky over Inner M - DayDayNews

Our country has a vast territory and has all kinds of terrains. Among them is a kind of landscape, the cause of which scientists have not been able to figure out yet. The story starts with NASA satellites in the United States in 2014. When they passed through the sky over Inner M

American satellites have made a major discovery: There is an "Eye of the Desert" in Inner Mongolia, China! The cause is a mystery

05/21 1772

Introduction to the results Inspired by agricultural ridge technology, in this article, researchers such as Associate Professor Guo Xingmei and Professor Zhang Junhao from Jiangsu University of Science and Technology, Professor Sheng Lin from Shandong University published a repor - DayDayNews

Introduction to the results Inspired by agricultural ridge technology, in this article, researchers such as Associate Professor Guo Xingmei and Professor Zhang Junhao from Jiangsu University of Science and Technology, Professor Sheng Lin from Shandong University published a repor

Jiangsu University of Science and Technology: Cobalt nickel selenium nanosheets grown on 3D carbon framework for use in supercapacitors

05/21 1591

"Genius is on the left, madman is on the right." "The ultimate genius is madness, and the ultimate madness is genius." Regarding this point of view, some people agree and some do not. - DayDayNews

"Genius is on the left, madman is on the right." "The ultimate genius is madness, and the ultimate madness is genius." Regarding this point of view, some people agree and some do not.

26 years ago, the high school student who built a "nuclear reactor" at home later died of alcoholism and poisoning

05/21 1374

At present, investment institutions prefer the layout of technology platforms. Nucleic acid drugs have overcome the "difficult-to-drugability" and "undruggability" problems of traditional drugs, and have various advantages such as short research and development cycles, high resea - DayDayNews

At present, investment institutions prefer the layout of technology platforms. Nucleic acid drugs have overcome the "difficult-to-drugability" and "undruggability" problems of traditional drugs, and have various advantages such as short research and development cycles, high resea

Be wary of wasted investments and prefer investing in technology platforms! Nucleic acid drug research and development is not hot enough

05/21 1581

Although infinity is a rather illusory and abstract concept, and it is quite taboo in physics to use any definition of "infinite", it is still a very interesting question. Let's not talk about "infinitely long" ladders for now. Perhaps it is more acceptable to use "long enough". - DayDayNews

Although infinity is a rather illusory and abstract concept, and it is quite taboo in physics to use any definition of "infinite", it is still a very interesting question. Let's not talk about "infinitely long" ladders for now. Perhaps it is more acceptable to use "long enough".

Can we use an infinitely long ladder to leave the earth without reaching the first cosmic speed?

05/22 1711

[Source: Sichuan Ecological Environment] List of recommended search keywords for Sichuan Ecological Environment: Green Pioneers, the most beautiful grassroots environmentalists, illegally purchased red pandas, traded pangolin flake products, macaques, musk, and illegally caught w - DayDayNews

[Source: Sichuan Ecological Environment] List of recommended search keywords for Sichuan Ecological Environment: Green Pioneers, the most beautiful grassroots environmentalists, illegally purchased red pandas, traded pangolin flake products, macaques, musk, and illegally caught w

Illegal acquisition of red pandas? Sichuan announces top ten typical cases of combating crimes that damage biodiversity

05/21 1178

Only three scientists worldwide have received this honor. Yuan Daoxian, a professor at the School of Geographical Sciences of Southwest University, is among them. He is a famous geologist, hydrogeologist and karstologist. - DayDayNews

Only three scientists worldwide have received this honor. Yuan Daoxian, a professor at the School of Geographical Sciences of Southwest University, is among them. He is a famous geologist, hydrogeologist and karstologist.

There are only three in the world, and the Chinese are among them

05/21 1484

To put it simply: the speed of light is 300,000 kilometers per second, which is indeed very fast, but light does not require any power to reach the speed of light, and there is no acceleration process. To put it bluntly, light is "born" at the speed of light, and it must be the s - DayDayNews

To put it simply: the speed of light is 300,000 kilometers per second, which is indeed very fast, but light does not require any power to reach the speed of light, and there is no acceleration process. To put it bluntly, light is "born" at the speed of light, and it must be the s

The speed of light reaches 300,000 kilometers per second. It is so fast, what is the power?

05/21 1927

There is a plot in science fiction movies where a person is frozen in ice due to an accident. When he thaws out and wakes up again hundreds of years later, he faces a completely different world than before. - DayDayNews

There is a plot in science fiction movies where a person is frozen in ice due to an accident. When he thaws out and wakes up again hundreds of years later, he faces a completely different world than before.

The world's first frozen man took 2 years to thaw. Has he been successfully awakened?

05/21 1964

Modern science believes that our universe was born 13.8 billion years ago. 13.8 billion years ago, a singularity exploded. The singularity is an infinite mass, infinite energy, infinite heat, infinite mass, and infinite density. Large, infinitely small point. After the explosion - DayDayNews

Modern science believes that our universe was born 13.8 billion years ago. 13.8 billion years ago, a singularity exploded. The singularity is an infinite mass, infinite energy, infinite heat, infinite mass, and infinite density. Large, infinitely small point. After the explosion

There is a gravitational source outside the orbit of Pluto. Scientists: It may be the legendary ninth planet

05/23 1449

When it comes to snails, the first thing that comes to mind is that they have a thick shell. In fact, in addition to being known for their thick shells, snails are also the animals with the most teeth in the world. - DayDayNews

When it comes to snails, the first thing that comes to mind is that they have a thick shell. In fact, in addition to being known for their thick shells, snails are also the animals with the most teeth in the world.

Snails are said to be the creatures with the most teeth in the world. So what are the uses of so many teeth?

05/23 1641

Walking people have to adjust their gait again and again to walk on curbs or steps. Whether intentionally or not, everyone has developed control strategies to control muscle activity in response to changes in the outside world, thereby protecting them from tripping. effects of ti - DayDayNews

Walking people have to adjust their gait again and again to walk on curbs or steps. Whether intentionally or not, everyone has developed control strategies to control muscle activity in response to changes in the outside world, thereby protecting them from tripping. effects of ti

Two main strategies for robot gait control

05/23 1358

The majority of overseas Chinese are very concerned about Hong Kong's continued stability, prosperity and development. Recently, Sun Dawen, a well-known Chinese scientist and academician of the European Academy of Humanities and Natural Sciences, wrote an article to express his w - DayDayNews

The majority of overseas Chinese are very concerned about Hong Kong's continued stability, prosperity and development. Recently, Sun Dawen, a well-known Chinese scientist and academician of the European Academy of Humanities and Natural Sciences, wrote an article to express his w

[Tongxinyu] The pearl is dazzling and the bauhinia is beautiful - Chinese scientist Sun Dawen writes an article to celebrate the 25th anniversary of Hong Kong's return to the motherland.

05/23 1190

Got a story for July 4th? Today is also called aphelion. This day is the day when the earth is farthest from the sun. The time it takes for the earth to orbit the sun is one year. The place where the earth is closest to the sun is called perihelion. It is in early July every year - DayDayNews

Got a story for July 4th? Today is also called aphelion. This day is the day when the earth is farthest from the sun. The time it takes for the earth to orbit the sun is one year. The place where the earth is closest to the sun is called perihelion. It is in early July every year

July 4th, the story you don’t know

05/23 1745

According to Global Network, in an environment of increasingly tense international situation, NASA Administrator Nelson recently made a series of remarks against China. In an interview with German media, he hyped up the "Chinese space threat theory" and bluntly stated that China - DayDayNews

According to Global Network, in an environment of increasingly tense international situation, NASA Administrator Nelson recently made a series of remarks against China. In an interview with German media, he hyped up the "Chinese space threat theory" and bluntly stated that China

NASA exaggerates China's "military space program", and China makes it clear: the United States is seeking space hegemony

05/23 1424

Pledis Entertainment, a South Korean agency that currently owns the popular boy groups SEVENTEEN and NU'EST, launched the girl group PRISTIN, which was disbanded only 2 years ago. Today, it announced that it has included the girl group fromis_9, which has been in the industry for - DayDayNews

Pledis Entertainment, a South Korean agency that currently owns the popular boy groups SEVENTEEN and NU'EST, launched the girl group PRISTIN, which was disbanded only 2 years ago. Today, it announced that it has included the girl group fromis_9, which has been in the industry for

formis_9 turns into a SEVENTEEN junior sister! Entered the official website of BTS parent company and became the only girl group

05/23 1062

Bigmama, reunited after 9 years... confirmed to return on June 24th. According to relevant sources in the music industry, Bigmama has confirmed to release a new song in June and is busy preparing for their comeback. Bigmama returns to the music scene after 9 years since 2012. It - DayDayNews

Bigmama, reunited after 9 years... confirmed to return on June 24th. According to relevant sources in the music industry, Bigmama has confirmed to release a new song in June and is busy preparing for their comeback. Bigmama returns to the music scene after 9 years since 2012. It

Wonwoo Minkyu-fromis_9-GHOST9-TAEHO-Rocket Punch-NCT DREAM-OH MY GIRL

05/23 1172

According to the Korean media "Central Daily News", the five members of fromis_9, Song Hayoung, Park Jiwon, Lee Seoyeon, Lee Chaeyoung and Baek Jihun, were involved in a car accident while traveling in a vehicle on the 25th. The management company Pledis stated that the members a - DayDayNews

According to the Korean media "Central Daily News", the five members of fromis_9, Song Hayoung, Park Jiwon, Lee Seoyeon, Lee Chaeyoung and Baek Jihun, were involved in a car accident while traveling in a vehicle on the 25th. The management company Pledis stated that the members a

fromis_9 had a car accident on the eve of his comeback! 5 members were in the car...all trips canceled

05/23 1340

Fromis_9, a nine-member South Korean girl group that debuted on the talent show "Idol School", suffered a car accident and had to cancel their comeback activities on June 27. - DayDayNews

Fromis_9, a nine-member South Korean girl group that debuted on the talent show "Idol School", suffered a car accident and had to cancel their comeback activities on June 27.

The five members of the girl group Fromis_9 before their return were involved in a car accident, but no one was seriously injured and their schedule was cancelled. Album photos were released

05/23 1944

The US Billboard released its latest rankings on the 15th. TXT's second mini-album "The Chaos Chapter: FREEZE" released on the 31st of last month ranked among "Top Album Sales", "Top Current Album Sales", "World Albums", etc. Ranked first among three rankings. - DayDayNews

The US Billboard released its latest rankings on the 15th. TXT's second mini-album "The Chaos Chapter: FREEZE" released on the 31st of last month ranked among "Top Album Sales", "Top Current Album Sales", "World Albums", etc. Ranked first among three rankings.

SEVENTEEN releases "Ready to love" MV trailer; Taeyeon releases new song in July; fromis_9 tops Japan's Oricon album chart

05/23 1660

When I was in elementary school, when I came back from school to help the adults cook, I was thinking: When I grow up, I will never live in the countryside. I will never be like my parents, who spend every day in the mud and water, facing the loess and back to the sky, and return - DayDayNews

When I was in elementary school, when I came back from school to help the adults cook, I was thinking: When I grow up, I will never live in the countryside. I will never be like my parents, who spend every day in the mud and water, facing the loess and back to the sky, and return

How many years did it take you to go from the initial passion to accepting your own mediocrity?

05/23 1763