我有很多兴趣爱好，比如说乒乓球，网球，钢琴…但是我最擅长计算机，我可以在电脑上制作漂亮的图画。

I have many hobbies, such as table tennis, tennis, piano... but I am good at computers, I can make pretty pictures on the computer.

youdao

假定你有一个小固体，比如说，流速场中的乒乓球，它会告诉你，乒乓球是怎样开始旋转的。

It will tell you, say that you have a very small solid, I don't know like a ping pong ball in your flow, it tells you how it is going to start rotating.

youdao