relax after being frightened or tense about something
（害怕，紧张之后）放松，放下心来
she wouldn't breathe freely again until she was airborne.
直到飞机起飞以后她才松了口气。
follow closely behind someone
紧跟在某人后面
die
死
fill with enthusiasm and energy; reinvigorate
注入活力，振兴
the Prime Minister would breathe new life into his party.
总理会为他的政党注入新的活力。
remain silent about something secret
保守秘密，守口如瓶
To threaten by proximity, especially by pursuing closely.
威胁：威胁，尤指逼近、紧追不放地威胁
To watch or monitor closely, often annoyingly
严密监视：严密地监视，常指令人恼恨地
The boss was breathing down my neck all morning.
老板整个上午都死死地盯着我
To be relaxed or relieved, especially after a period of tension.
松一口气，放下心来：尤指一段时间的紧张后放松或解脱
To die.
死亡