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车尔尼雪夫斯基说:“既然太阳上也有黑点,人世间的事情就更不可能没有缺憾。”是的,缺憾是人生的一种常态,世上没有十全十美的事,正因为有不完美,人们才会不断弥补、完善。我们应该正视缺憾,追求完美。1868年,美国3M公司发明了—种胶水,却不是很成功。这种胶水看上去很粘,可就是粘不牢东西。这一缺憾一直困扰着工程师福莱。直到1974年,福莱参
Chernyshevsky said: “Since there are also black spots on the sun, things in the world are even less impossible without defects.” "Yes, regret is a normal state of life, there is no perfect thing in the world, Not perfect, people will continue to make up, perfect. We should face the defects, the pursuit of perfection. In 1868, the United States 3M company invented a kind of glue, but not very successful. This glue looks very sticky, it can be sticky things. This shortcoming has plagued engineer Foley. Until 1974, Folai Senate