Dictionary entry
calm air
/kɑːm eə(r)/
noun
无风,平静大气
still air with no wind
无风；平静大气
In use
The lake was perfectly still under the calm air.
Sailors prefer calm air for safe docking.
A hot air balloon requires calm air to launch safely.
in calm air
表示在无风的环境中。
The balloon floated gently in calm air.
气球在平静的空气中轻轻漂浮。
calm air + verb
用作主语，描述空气的状态或作用。
Calm air surrounded the peaceful garden.
平静的空气环绕着宁静的花园。
verb + calm air
calm air 作为动词宾语，常见于 enjoy, breathe 等动词。
They enjoyed the calm air after the storm.
暴风雨后他们享受着平静的空气。
Common mistakes
There is a calm wind today.There is calm air today.
风（wind）不能描述为'平静'，而空气（air）可以；应使用'calm air'来描述无风状态。
I want to calm air in this room.I want calm air in this room.
'calm air'是名词短语，不能用作动词；应直接使用名词短语，或改为'I want the air to be calm.'
Connections
Dictionary facts from ECDICT.