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The eight planets in the solar system have different shapes. If they are arranged according to size, Jupiter is definitely the "big brother". Although its mass is still far behind the sun, it is indeed 2.5 times the combined mass of the other planets in the solar system. Therefor
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Even starting from H.G. Wells, the subject of contact between humans and aliens has existed in science fiction for more than a century. One of the reasons may be that in the real world, humans have not really come into contact with extraterrestrial civilizations, and there is not
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On March 3, 2022, a team of Professor Zhou Ming from Northeast Normal University, Professor Wang Ming from Jilin University, and Professor Wei Hui from Nanjing University published an article titled "Guided Synthesis of a Mo/Zn" in Angew. Chem. Int. Ed. New research on "Dual Sing
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Entering midsummer, the period of the year with the highest temperatures and the most changeable weather. It has just passed the summer solstice, and there are still minor and severe summer heats ahead. Even after the beginning of autumn, the sun is still not out, and there are s
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Li Siguang, a Chinese astronomy, geology and paleontologist, said: The cosmic phenomena we see today all happened many years ago. Because many celestial bodies are hundreds of light years away from us, thousands of light years away, tens of thousands light years away, and hundred
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Although mosquitoes are small in size, they have a huge impact on humans. They often make us restless and unable to sleep. Like flies, mosquitoes carry diseases and are extremely annoying insects. Only female mosquitoes suck blood. Mosquitoes are divided into male and female, and
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Author: Ruilian Video link: The mysterious wormhole in the universe, can you travel through time and space? Can the mysterious wormhole in the universe travel through time and space? Let’s put this question aside for the moment and let’s first talk about what exactly is a wormhol
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In addition to many people who have discovered the existence of suspected UFOs, there are also some tangible evidence left on the earth, such as ancient Egyptian murals, the Nazca Lines, Stonehenge, and crop circles.
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20 people including Fu Qiaomei and 5 teams including the molecular pharmacognosy research team of the Institute of Traditional Chinese Medicine, China Academy of Chinese Medical Sciences, won the 17th China Young Female Scientist Award and Team Award respectively.
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On the vast African continent, there lives a large tree species called baobab. It is currently one of the largest and longest-lived plants in the world. It is said that it can last for up to five thousand years on the earth. It has a long life and provides abundant resources. It
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On October 4, 1957, all Americans were stunned by the news: the Soviet Union successfully launched the world's first artificial earth satellite (Sputnik 1-Sputnik 1). Although this is mankind's first step into space, it marks the beginning of human spaceflight and creates a new e
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People always hope that if intelligent aliens suddenly visit the earth one day, then everyone will live together peacefully. However, not all extraterrestrial visitors are so friendly! If the history of human expansion and occupation is indicative of the behavior of all other liv
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Introduction: It resembles copper money grass and is commonly known as "tiger grass". It is both edible and medicinal. Do you know it? Our country is a country with a large population, and we are both descendants of the Yan and Huang people. In our world, there are many people wh
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The earth is troubled by many disasters, including wars, famines, floods, epidemics, and environmental damage... Fortunately, there are also many good things to accompany it, such as the popularization of electricity and the Internet, the exploration of celestial bodies such as t
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Furthermore, switching between all three structures at V = 2.5 V may include higher excited states, e.g., the occupation of LUMO + 1 for compound 5, which is accessed at V = 2.5 V.
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The lily on the cliff has long been in my childhood memory, singing in the wind, isolated and independent. I was about 8 years old at that time, maybe 10 years old, and I was at the age where I regarded all work as a game. That day I might be pulling weeds, or maybe I was picking
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Text/In Mei Lai's life, except for the close relationship between a few brothers from her husband's family, she had no friends, besties, or colleagues, no classmates, and no neighbors. Trapped in your own small family, don't squeeze into other people's circles, don't let outsider
There are stars in the eyes and moonlight in the smile. How many people have fallen in love with the loneliness they have given them?
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The worst thing you can encounter when you interact with people is your own lack of a base line.
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bl: black/blanket blanket/club/clock =>our club has a blue clock/our club has a blue clock and a black blanket.
English Phonics: Stage 4
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In recent years, not only has there been more work on epidemic prevention and control, but drowning prevention work has also been raised to an unprecedented level, from the government, to communities and villages, to schools... When students are on vacation, their guardians are p
Teachers are arranged to patrol the river during summer vacation to ensure children’s safety
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Domestic oil prices are now at a high level, but it is difficult to come down. Many people would rather leave their cars in the garage and rarely drive to work. The reason is that the oil price is too high and their income is too low. They feel uncomfortable with such a high oil
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