Old quantum theory
[化] 前期量子论
🧩 词语组成解析
old
[old]
adj. 老的;古老的;以前的;（用于指称被替代的东西）原来的;
n. 古时;
🗣️ 情景例句
Marilyn, I'm exhausted. I can't move. Marilyn
我太累了。简直动不了。
By falling we learn to go safely.
吃一堑，长一智。
I told her that either I would have to buy a new mower or let the grass grow.
我告诉她，要么买一台新割草机，要么让草长下去。