Air expansion
[机] 空气膨胀
🧩 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
Hi, I'm just calling to see if you got home s afely last night.
你好，我打电话来确定一下你是否已经安全到家。
Knowing something of everything, and everything of something.
通百艺而专一长。
Workers will have completed the new roads by the end of this year.
工人们将在今年年底前把新路铺好；