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1968年,美国3M公司的科学家斯班瑟·斯尔沃博士发明出了一种胶水的配方,却不是很成功。这种胶水看上去很粘,可就是粘不牢东西,即使晾了很长时间,粘上的东西还会掉下来,所有人都认为斯班瑟彻底失败了。斯班瑟的发明从此搁置了下来,没人再提及。几年后的一天,他的同事亚特·弗雷也在教堂的唱诗班里演唱时,他的书签老是从曲谱中往下掉,害得他找不到歌词,唱着唱着就跟不上大家。弗雷很是烦恼,他需要一种有粘性,但是不会永久粘住的东西。这时,他想起了斯班瑟博士那次不成功的发明,于是灵机一动:把这种胶水涂在书
In 1968, Dr. Sciento Silva, a 3M Company scientist in the United States, invented a glue formula that was not very successful. This glue looks very sticky, but may be sticky things, even if a long time to dry, sticky things will fall, everyone thinks that Spansee completely failed. Since then, the invention of Spencer has been put aside and no one mentioned it again. A few years later, when his colleague Yate Frey was singing in the choir of the church, his bookmarks were always dropped from the score, making him unable to find the lyrics and sang Not everyone. Frey was annoyed, he needed something that was sticky, but not sticky permanently. At this moment, he remembered the unsuccessful invention of Dr. Spencer, so he got the idea that he painted the glue in a book