Thermoionization
热电离
🗣️ 情景例句
to spend a weekend with him at his farm.
去他的农场跟他一起渡个周末。
Honest men marry soon,wise men not at all.
老实的人早成婚，聪明的人不结婚。
I am an art student and I paint a lot of pictures.
我是个学艺术的学生，画了很多画。