火箭铁握收回的速度提高了。

Rocket Grab pull back speed increased.

youdao

莎拉波娃的球拍收回的时候比我做的高了一点- - -我的回拍更加紧凑- - -但是她的回拍使拍头速度更快，也就意味着力量更大。

Sharapova's racquet is back a little higher than I was taught to take mine — my backswing was more compact — but it helps her produce greater racquet-head speed, which means more power.

youdao