Heater cathode
[电] 旁热式阴极
🧩 词语组成解析
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
He was more than helpful.
他不仅仅是帮忙。
To study the map
研究地图
Do you want the large size or the small size?
您要大号的还是小号的？