Every time she lobs the ball at me, I find it more difficult to return .

她每次对我高击球，我就发现回球更加困难。

youdao

You saw how easy it is to return JSON locally from a Grails application, and that it's not much more difficult to return JSON from a remote Web service.

您看到了从本地 Grails 应用??? 序返回 JSON 是多么容易，并且从远程 Web 服务返回 JSON 也不是很难。

youdao

One of these is that it is very difficult to return to science after a career break to have a child-something Mr Summers also talked about in his speech.

其中一个就是，由于生孩子而造成职业中断一段时间后，再重返科学领域是非常困难的—这一点Mr Summers发言中也提到了。

youdao

In addition, expatriates may find it difficult to return to the U.S. on a regular basis.

WSJ: U.S.: Taxpayers Who Renounced Citizenship Fell Sharply

But once a user customizes IE, it's difficult to return it to a portal-less state.

CNN: The road to IE5 isn't without bumps

His serve is one of the most difficult to return in tennis.

WSJ: Who Can Upset Tennis's Untouchables?