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
What's the spelling of your family name, sir?
您的姓怎么拼，先生？
A Jack of all trades and master of none.
三脚猫无所长。
Yes. I wrote it down on a piece of paper. Here it is!
是的。我写在一张纸上了。在这儿！