Phototube cathode
[电] 光电管阴极
🧩 词语组成解析
n. 光电管\\n[医] 光电管
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
You lost by a very small number of votes.
输的票数非常少。
Confidence of success is almost success.
对成功抱有信心，就近乎成功。
His telescopic observations are justly immortal;
伽利略用望远镜所作的观察确实是不朽的，