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
It really doesn't matter at all.
真的没关系。
Tears are the silent language of grief.
眼泪是悲哀的无声言辞。
We want to try this component as a sample.
这种组件我们想试个样品看看。