给他们打个电话，问问他们什么时候来。

Phone them up and find out when they are coming.

《牛津词典》

他们什么时候来这儿的？

When did they come here?

youdao

你知道他们什么时候来吗？

Do you know when they're coming?

youdao

他们什么时候来还不知道。

When they will come isn't known now.

youdao

请查一查他们什么时候来。

Please find out what time they're coming.

youdao

我不知道他们什么时候来。

I have no idea when they will come.

youdao

我想知道他们什么时候来。

I'd like to know when they will come.

youdao

你认为他们什么时候来？

When do you think they'll come?

youdao

请弄清他们什么时候来。

Please find what time they're coming.

youdao

他们什么时候开始通过修复自己的bug来获得报酬了？

When do they get paid for the work of fixing the bug?

youdao

问题是他们将在什么时候弄到这么多钱来把这个工厂办起来。

The question is when they will get so much money to set up the factory.

youdao

你永远不知道什么时候你会需要他们的帮助来完成一些重要的工作。

You never know when you might need their help to get something important done.

youdao

你永远不知道什么时候你会需要他们的帮助来完成一些重要的工作。

You never know when you might need their help to get something important done.

youdao