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
According to the newspaper, Sally has quit her job.
报上说莎里辞职不干了。
We are supposed to help each other.
我们理应彼此帮助。
Yes, Miss Zhao. answered the students. Now, who is on duty today?
“好的，赵小姐，”同学们回答。“今天谁值日？”