Air relief elbow
[化] 放空弯管
🧩 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;
elbow
['ɛlbo]
n. 肘部;弯头，扶手;肘形管，弯管;
vt. 用肘推挤（另一人或另一些人）;用手肘推开;
vi. 用肘推搡着前进;在拐角处转弯;
🗣️ 情景例句
I would like to send this by registered mail, please.
我想把这封信挂号寄出。
What will you do to help protect our environment from being seriously polluted?
你将为帮助保护我们的环境免遭到污染做些什么呢？
and he had seen there evidence enough to overthrow Aristotle and Ptolemy together.
观察到的论据足以把亚里士多德和托勒密一起推翻。