sigh of relief

• 松一口气

sigh of relief的用法和样例：

例句

1. After read her daughter's letter, mrs. white breathed a sigh of relief.
   读完女儿的来信，怀特太太宽慰地松了口气。
2. He breathed a sigh of relief.
   他安心地松了一囗气。
3. We all heaved a sigh of relief when we heard that they were safe.
   当我们听说他们平安无事时，都松了一口气。