拳击场是方形的

completing the square───完全平方

boxing rings───拳击台

completing the squares───完全平方

But when we explore its paradoxes, we find that quick sand can work very slowly, boxing rings are square, public bathrooms have no baths in them.───但是，当我们探索它的矛盾时，我们不发现流沙可能非常慢慢地运作，拳击台是正方形，公开卫生间有浴在他们。

We sometimes take English for granted, but if we examine its paradoxes we find that quicksnad takes you down slowly, boxing rings are square, and a guinea pig is neither from Guinea nor is it a pig.───我们有时候习惯的以为英语就是这样说的，但如果我们探讨它似是而非的地方，我们会发现流沙是让你慢慢陷下去的，拳击场是方型的，而天竹鼠既不是来自几内亚，更不是猪。

We find that quicksand(8) can work slowly, boxing rings(9) are square and a guineapig(10) is neither from Guinea nor is it a pig.───流沙（8）其实流得很慢；拳击台（9）是方形的；实验用的小豚鼠（10）的老家不是几内亚，长相和猪属于两种型。