Air density
[医] 空气密度
🧩 词语组成解析
air
[ɛə]
n. 天空;气氛;空运;（简单易记的）曲调;
vt.& vi. 晾晒;烘干;播送;广播;
vt. 使房间通风， 透气;
🗣️ 情景例句
His house is in the village though;
虽然他的屋子是在村子
Why didn't you ask me for help?
为什么你不请我帮忙？
No, I think it's his cup.
不，我想那是他的杯子。