Valve tubes
[医] 真空整流管
🧩 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;
n. 管子, 导管；管状虫；伦敦地铁（tube的复数）
🗣️ 情景例句
I feel sick as a dog.
我病得很厉害。
My mother mailed me a parcel.
我妈给我寄了一个包裹。
Even if two of these were flooded, she would still be able to float.
即使有两个舱进水，仍可漂浮的水面上。