Lewis structure
[化] 路易斯结构
🧩 词语组成解析
n. 吊楔
🗣️ 情景例句
He's running for the school board.
他正在竞选联合校董会董事。
I am ready to sign the agreement.
我已经准备好了签合同。
As they grow old, people also accumulate belongings for two other reasons,
随着年纪的增加，人们也因为两个原因而继续积累：