Thermionic tube
[电] 热离子管
🧩 词语组成解析
a. 热离子的\\n[电] 热离
🗣️ 情景例句
Richard and Marilyn bought it for me for my birthday.
这是Richard和Marilyn送给我的生日礼物。
I ought to write a letter.
我应该写一封信。
What you said was quite true.
你所说的完全符合事实。