I also like playing tennis.

我也喜欢打网球。

It's safer than playing tennis.

这比打网球安全。

Nothing is more enjoyable than playing tennis.

没有什么比打网球更令人愉快的了。

Playing tennis is more expensive than swimming.

打网球比游泳更贵。

Playing tennis is good for your health.

打网球对身体健康有好处。

She injured her carpi while playing tennis.

她在打网球时伤到了腕骨。

Her elbow joint was injured while playing tennis.

她的肘关节在打网球时受伤了。

He fell down while playing tennis.

他在打网球时摔倒了。

If you want you can have a shower after playing tennis.

如果你愿意，你可以在打完网球后洗个澡。

Though she's 38, she's still playing tennis at the highest level.

虽然她38岁了，但她仍在打最高水平的网球。