If he comes back, I will ring you up.

如果他回来，我就给你打电话。

youdao

Ring up when you get back from your holidays.

你度假回来后请打个电话来。

youdao

I just ring up to tell you I won't be back for lunch.

我给你打电话是想告诉你我不回去吃午饭了。

youdao

I'll ask him to ring you up when he comes back.

他回来时我会请他打电话给你。

youdao

I'll ask him to ring you up when he comes back.

他回来时我会请他打电话给你。

youdao