Elevating valve
[化] 升杆阀
🧩 词语组成解析
v. 举起( elevate的现在分词 ); 提高; 提升; 鼓舞
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
but I knew engineering was not for me.
但我知道工程对我不合适。
Who will comply with the unjust laws?
谁要遵守不正确的法律呢？
You're very professional.
你非常专业。