Conical valve
[机] 锥形阀
🧩 词语组成解析
a. 圆锥形的, 圆锥的\\n[计] 圆锥的
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 difference between A and B?
A和B有什么不同？
He is good at reading and writing, but he wishes he knew how to understand and speak better.
他的阅读和写作是强项，但他希望知道怎样去理解和说得更好。
Give me a book please, Jane.
请拿本书给我，简。