Valve tube
[电] 阀管
🧩 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
No thanks. Maybe some other time.
不用了，谢谢。也许下次吧。
I imagine it was part of a dinosaur.
我猜那是恐龙的一部分骨骼。
Sorry! It's not a very good line. Could you speak more clearly, please?
对不起！电话线路不太好。你能说清楚一些吗？