sōng​yī​kǒu​qì

to breathe a sigh of relief

松一口气 鬆一口氣 sōng//yī​kǒu​qì
to breathe a sigh of relief verb + noun
to feel relief after a period of tension or hard work; to relax after a stressful situation

He heaved a sigh of relief when he found his wallet.

Frequency

Written text
0.519 per million

Sources

Frequency data
BCC Corpus (BLCU)