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
I will have a cheeseburger, medium rare,
我要一份起士汉堡，五分熟，
I'm the youngest.
我最年轻
The contents were disappointing.
箱内东西令人失望。