Undefinition
[计] 未定义, 未定界
🗣️ 情景例句
I think I have an idea.
我有一个主意。
Every day of thy life is a leaf in thy history.
生命中的一天就是你历史上的一页。
It must have been about two in the morning when I returned home.
我回到家时，肯定已是凌晨两点左右了。