Lewis structure
[化] 路易斯结构
🧩 词语组成解析
n. 吊楔
🗣️ 情景例句
You should perform what you promised to do.
你应该履行诺言。
There was perfect harmony between the two brothers.
兄弟俩感情非常融洽。
He's over there. He's cleaning the car.
他在那边，在洗车。