Non-return valve
[化] 止逆阀; 单向阀
🏥 医学释义
单向活门，单向阀
🧩 词语组成解析
non
[[nɔn]]
adv. 非, 不
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
OK. Good night.
好， 晚安。
There are always two sides to everything.
每件是都有两面性。
Well, I had been wrong, for I was now lost.
唉，实际我错了，我现在迷路了。