Thermionic valves
[医] 热离子管, 热电管(热阴极整流管)
🧩 词语组成解析
a. 热离子的\\n[电] 热离
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
As soon as I recover from my nervous breakdown.
只等我从神经崩溃中恢复过来。
What should I do?
我该怎么办呢？
Not all sounds made by animals serve as language.
动物发出的声音不都是用作语言交际。