Heater cathode tube
[电] 旁热式电子管
🧩 词语组成解析
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
I don't know what I would do without you.
我真不知道没有你们我怎么办。
I know the boy whose father is a captain.
我知道那个男孩的父亲是船长。
Police are wary of itinerants who cannot be traced to a recognized camp boundary or to four walls.
警察则对那些查不出有固定营地或住处的游荡者保持警惕。