sigh with relief 欣慰地松了一口气
sigh deeply 深深地叹了口气
sigh heavily 重重地叹了一口气
A: Why do you look so upset?
A：你为什么看起来这么沮丧？
B: I just sighed at the bad news.
B：我只是听到这个坏消息后叹了口气。
1) 因情绪波动而叹息
2) 释然的叹息
3) 疲惫的叹息
1. 叹息
verb
1. To let out a long, deep, audible breath, typically expressing sadness, relief, tiredness, or frustration.
Synonym: moan, groan