Valve diagram
[机] 阀动图
🧩 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;
🗣️ 情景例句
I have loved Lillian all these years,
这些年来我一直爱着Lillian，
The school is just around the corner.
学校只在拐角附近。
Meimei, who's that boy?
美美，那个男孩是谁？