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
That's very nice of you.
你真是太好了。
I'm afraid you will be discouraged.
我怕你会灰心。
She never thought of it again,
此后她就再没去想那只瓶子。