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
All you need is a little talent, and a lot of luck, and you too could become a celebrity.
你需要的就是一点点天才和多些运气，你也可能成为名人。
Did you see him yourself?
你自己亲自看到他吗？
the writer comes to discern things in his material which were not consciously in his mind when he began.
会领悟到素材中很多东西是他刚动笔时所未意识到的。