Suction valve
[化] 进口阀
🧩 词语组成解析
suction
[['sʌkʃən]]
n. 吸, 吸入, 吸上, 吸引, 吸力\\n[化] 吸气; 吸入
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
You really have been working too hard.
你们确实太忙了。
No one is a fool always, every one sometimes.
无人总是当傻瓜，人人有时当傻瓜。
They put their hands behind their backs, so you can't see their hands.
他们将手放在背后，这样你就看不见他们的手了。