Chen Xiaodong posted photos to celebrate his eighth wedding anniversary. His wife, who is 14 years younger, has an outstanding temperament, and his two daughters are good-looking.
Chen Xiaodong’s face was so swollen that he couldn’t even look at it! My wife is 14 years younger but beautiful, and she has a hot figure in a slim skirt
The runner-up of the World Table Tennis Championships was unexpectedly eliminated! The famous straight board player was eliminated in the qualifying round, but Lin Yunru struggled to advance to the men's doubles
The 73-year-old actor in Kaohsiung rarely appears in public. His beard and hair are white and his face remains unchanged. He looks sad while carrying an old bag while squeezing into the subway.
What are four-dimensional velocity and four-dimensional momentum? "Zhang Chaoyang's Physics Class" explains four-dimensional vectors and their transformations