Equielectron principle
[化] 等电子原理
🧩 词语组成解析
🗣️ 情景例句
tomorrow morning before we leave.
在明天早上临走之前。
Skiing is such a difficult sport that it's more work than play.
滑雪是非常困难的运动，真所谓工作高于游戏呀。
Don't worry. I can help him.
不用着急，我来帮他。