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
my grandfather is
我爷爷
I will help you.
我会帮助你。
What a good idea! See you tomorrow! Bye!
好主意！明天见！再见！