模糊集的概念为构建一个在许多方面与普通集框架平行的概念框架提供了一个方便的出发点。
我不是那种会让对奉献的热爱减少的人。
The oldest, shortest words—'yes' and 'no'—are those which require the most thought.
如果是玫瑰,它总会开花的。
The structure of DNA was a puzzle that demanded to be solved.