Pipeline valve actuator
[化] 管道阀驱动器
🧩 词语组成解析
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;
n. 开动者, 激励者, 致动器\\n[计] 传动装置, 驱动器, 激励器
🗣️ 情景例句
I wasn't born yesterday.
我又不是三岁的孩子。
A watched pot is long in boiling.
心急水不沸。
There was a murder in London yesterday.
昨天伦敦发生了一起谋杀案。