Population inversion
[化] 粒子数布居反转; 粒子数反转; 布居反转
🧩 词语组成解析
inversion
[in'və:ʃən]
n. 倒置;（尤指词序）倒装;转化;（染色体的）倒位;
🗣️ 情景例句
Oh, who could that be?
啊，这会是谁呢？
I'm twenty and proud that I've never fed myself!
我二十岁了，但是，以从来不会自己挣钱吃饭为傲。
I decided that I must have taken a wrong turning somewhere.
我想一定是什么地方拐错了弯儿。