Servo valve
[化] 伺服阀
🧩 词语组成解析
servo
[['sə:vəu]]
n. 伺服, 伺服系统\\n[计] 伺服装置
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
May I ... may I help?
我能……我能帮上忙吗？
Overdone is worse than undone.
过犹不及。
She can't come. She has to help her Mommy!
她不能来。她得帮她妈妈的忙！