让他松一口气的是，引擎发动起来了。

To his great relief the engine came to life.

《柯林斯英汉双解大词典》

那这次他肯定是大松一口气。

Jean: So he must have been relieved.

youdao

“那我们就离婚！”儿子长松一口气。

Then we got divorced! "My son of long relief."

youdao

我松一口气，在这里。

I was so relieved to be here.

youdao

要让观众在两段极度兴奋的时期中间松上一口气。

The audience has to be allowed to breathe between periods of intense excitement.

youdao

要让观众在两段极度兴奋的时期中间松上一口气。

The audience has to be allowed to breathe between periods of intense excitement.

youdao