Thermionic cathode
[电] 热离子阴极
🧩 词语组成解析
a. 热离子的\\n[电] 热离
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
and you've got to do one more thing.
而且你还要做一件事。
Work today, for you know not how much you may be hindered tomorrow.
今天有事今天做，明天可能事受阻。
Has he moved to his new house yet?
他已经迁进新居了吗？