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
Please stay where you are, we'll have a patrol car there in two minutes.
请您呆在原地，两分钟之内我们派巡逻车过来。
You scared me!
你吓我一跳。
I repeated my question several times and at last he understood.
我把问话重复了很多遍。他终于听懂了。