Pneumatic positioner valve
[化] 气动阀门定位器
🧩 词语组成解析
[化] 定位器
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
Who?
谁啊？
Have you finished yet?
你做完了吗？
As the man came near, the prisoner knocked him to the ground with a sharp blow.
当这个人走近时，战俘一拳把他打倒在地，