Thoriated emitter
[电] 涂钍钨丝极
🧩 词语组成解析
涂钍的
n. 发射体, 发射极\\n[计] 发射极; 发射器
🗣️ 情景例句
I don't understand.
我不懂你在讲什么。
It's a shame this machine is so slow.
真遗憾，这台机器太慢了。
This festival is a cheerful occasion, for on this day, the dead are said to return to their homes and they are welcomed by the living.
这个节日是个欢乐的日子，因为在这一天，据说死去的人要回到他们的家里来，活着的人则对他们表示欢迎。