I'll ring you up later.

我以后再给你打电话。

《牛津词典》

If he comes back, I will ring you up.

如果他回来，我就给你打电话。

youdao

Can I ring you up?

我能给你打电话吗？

youdao

Because I wanted to know, you know, is this something that is, goes from the bottom of the police department all the way up and you have a network or ring of cops working together?

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You had your feet on the ladder, a ring of promise on your finger and endless eggs cueing up to nest in your belly.

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