Bell valve
[机] 装料钟
🧩 词语组成解析
bell
[bel]
n. 钟，铃;钟声，铃声;钟状物;[建]圆屋顶;
vt. 敲钟;系铃于，给…装上铃;使成铃状;把…放在钟形罩内;
vi. 使象钟状地张开;鸣钟;
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
Her enthusiasm died away.
她的热情逐渐消失了。
We are thinking of expanding into the Chinese market.
我们想把生意扩大到中国市场。
This pressure must be under control,
这种压力必须加以控制，