Valve cone
[化] 阀锥体
🧩 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;
cone
[kəun]
n. 圆锥体;球果;圆锥形东西;
vt. 使成锥形;
🗣️ 情景例句
Richard, isn't that too much to ask of your mother?
Richard，那是不是太麻烦你母亲啦？
I will take a bus.
我将去搭公共汽车。
Nice to meet you.
很高兴见到你。