My backhand's improving immensely, but you're still having problems with your serve. -Of course.

我反手击球提高很快，但发球还存在很大问。-当然。

Whether this be the speed of a tennis serve or the fastest time in a hundred meter dash or 200 meter swimming race.

无论是网球发球速度，还是百米冲刺或200米游泳比赛最快时间。

The ball is served underhand and should be batted diagonally across the court.

以下投手势发球，对角线击球穿过球场。

Okay, can you show me what makes a perfect serve?

可以示范美罚发球吗？

You still have to practice serving or volleying back and forth.

反复练习发球和截击球。

Consider learning how to serve in tennis.

比如学习网球中发球。

And it's back to Chambers. She's also in top form.

该发球了。她状态也很好。

How does the serve work in the first game of the first set?

在第一盘第一场比赛中发球是如何决定？

" She serves, but Williams makes a great return."

“她发球了，但威廉姆回击得很好。”

Go up as if you've got a player right there, ready to serve it.

把网球往上投掷，就像有一名球员在那里准备发球一样。

In Tennis, that could be first your serves and then later your leg work.

在网球比赛中，可以先练发球，然后是腿部练习。

Play begins with a service over the net.

比赛开始发球过网。

" His sister didn't really try, " said McLaggen menacingly.

“他妹妹根本就没认真发球。”麦克拉根恶狠狠地说。

And then, 693 days after my injury, I got the call to put on my helmet and take my first snap in a game.

接着，在我受伤后六百九十三天，我被通知要戴上头盔，上场做我第一次发球。

So, aced it in tennis means hitting a perfect serve that your opponent can't return.

所以在网球中，ace指是发出美发球，对手无法回击。

You heard me say check the ball, right?

们也听到我说要重新发球了 对吧？

They would try to bunt to the side that he had a missing arm.

他们会试着朝着他没有胳膊那一侧去发球。

Stone said, We went to the U.S. Open ... and I was sitting next to Billie Jean, and Sloane Stephens was catching balls and tucking them in her skirt and bouncing them with the racquet.

“我们去看美网公开赛...我就坐在金身侧，当时隆·蒂文正在接球，把球放在短裙上，然后挥拍发球。”

In the first set, both players held their serve, resulting in a 6-6 tie, which led to a tiebreak where Zheng won 7-6.

在第一盘中，双方都保住了发球局，最终比分战成6-6平，进入抢七局，郑钦文以7-6获胜。

Sun, who had won all four previous head-to-heads against Hayata, broke open a 4-4 tie at an early stage with seven points in a row through sublime serves and forehand.

孙在之前四次交手中都赢了早田；她在开局阶段通过出色发球和正手连得 7 分打破了 4-4 平局。