There are moments in a match when the ball hits the top of the net, and for a split second it can either go forward or fall back.

网球比赛中，有一种情况叫“擦网球”，那一瞬间，球可能弹过网也可能被弹回。

youdao

There are moments in a match when the ball hits the top of the net, and for a split second it can either go forward or fall back.

网球比赛中，有一种情况叫“擦网球”，那一瞬间，球可能弹过网也可能被弹回。

youdao