Blood vessels in the head tighten to stop the loss of body heat and then relax to let blood flow rise; that sudden rush of blood is what causes the headache.

头部的血管收紧以阻止身体热量的流失，然后放松让血液流动起来，血液的突然涌入是引起头痛的原因。

youdao

Do this for a few minutes, and then relax.

进行几分钟，然后放松。

youdao

Most people watch TV or read books. It doesn't cost much money. They just stay at home, and then relax?

多数人看电视或读书，这样不会花太多钱。他们就是待在家然后放松。

youdao

train helps me relax, and then I can, you know, read a book or whatever, so.

火车让我放松下来，然后我可以，你知道，看点书什么的。

利用大众交通工具吧 - SpeakingMax英语口语达人

This was that they could make strenuous efforts to qualify for the euro, slashing public spending and holding down wages and other costs, and then relax as soon as they got in.

ECONOMIST: The European Central Bank

Is this a play about Bollywood and the Bollywood style, and then we relax into it?

BBC: Bombay Dreams

Mr Berlusconi and his friends would then relax and Italians would not find out whether their prime minister had indeed bribed judges.

ECONOMIST: Italy and the law