Valve actuation
[机] 阀动
🧩 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, 激励\\n[医] 激动, 感动
🗣️ 情景例句
Have you made the reservations for...
你为。。。订了座吗？
Self-trust is the first secret of success.
自信是成功的首要秘诀。
There's a customer, Tod. Will you serve him?
托德，顾客来了，你去照应一下好吗？