Demorgan's theorem
[计] 真根定理, 反演定理, 德摩根定理
🧩 词语组成解析
🗣️ 情景例句
It probably means he's clearing his throat.
也许表示他正在清喉咙。
A horse is neither better nor worse for his trappings.
相马不可凭马的装饰。
What's wrong with these eggs?
这些蛋是怎么回事呀？