Valve disc
[化] 阀碟
🧩 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;
disc
[disk]
n. 圆盘;唱片;磁盘;
🗣️ 情景例句
What about the bet?
那打赌的事呢？
He who stands alone has no power.
孤掌难鸣。
I can't see. I think they're in her pencil-box.
我看不到。我想大概在她的铅笔盒里。