Non-return flap valve
[化] 止回阀
🧩 词语组成解析
non
[[nɔn]]
adv. 非, 不
flap
[flæp]
n. 扁平物;[航] 襟翼;拍打，拍打声;〈口〉不安，恐慌;
v. 上下或左右移动、摆动;轻拍;振翅而飞;
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
He makes a good living growing tomatoes.
他靠种蕃茄日子过得挺不错的。
He is the wisest man who does not think himself so.
不自以为聪明的人是最聪明的人。
I can't help it.
我没办法。