Your peripheral vision may not be all that good for watching a fast moving table tennis ball onto a relatively small racket head.

你的余光也未必那么好，能看着一些如此快速运动的小乒乓球到达一个相对较小的拍头上。

youdao

If I donated all the money, then I will not be able to buy a racket.

如果我把钱全捐了，那我就不能买球拍了。

youdao

How durable will the technology be, and will it withstand all the times a racket accidentally scrapes the court in a typical match?

WSJ: Babolat Microchip Racket: The Racket of the Future