Thermionic valve
热离子管，热阴极电子管
📖 牛津释义
thermionic valve
(US ,thermionic `tube), vacuumtube in which a flow of electrons is emitted by heated electrodes, used in the receiving of radio signals, etc 热离子管.
🧩 词语组成解析
a. 热离子的\\n[电] 热离
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
The leader takes the first ten cards
指挥拿出上面的十张牌，
Cut it out, my name is Fred, not Fool!
你给我住嘴，我的名字是Fred，不是傻瓜！
Are there any other other people on the island?
岛上有人（居住）吗？