Lewis structure
[化] 路易斯结构
🧩 词语组成解析
n. 吊楔
🗣️ 情景例句
Yes?
是吗？
If it were not for hope, the heart would break.
人是靠希望活著的。
I've worked here since 1989.
我自1989年以来便在这家工厂工作了。