Nonreturn valve
[机] 止回阀
🧩 词语组成解析
不返回的, 止逆的, 止回的
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
Richard told us all about you.
Richard跟我们谈起你 。
Circumstances are therulers of the weak, instrument of the wise.
弱者困于环境，智者利用环境。
Present at the meeting were Clare Flower, Tom Goode, the lawyer and the detective, who was introduced to everyone as the lawyer's assistant.
出席会议的有克莱尔·弗劳尔、汤姆·古德、律师与被当作律师助理介绍给大家的侦探