Electron transition
[医] 电子转变, 电子过渡
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
What did you do?
那你们怎么办呢？
Come and see me when you have time.
有空时请过来。
What about a quarter past two?
2：15怎样！