曾经读过这样一个故事:有一个人偶然观察到一只蝴蝶破茧成蝶的过程。他看到蝴蝶奋力将身躯移出蚕茧,但经过一番挣扎后停了下来,似乎再也没有力气了。于是这个人用剪刀剪开了蚕茧,这样蝴蝶很容易就从蚕茧中移了出来。奇怪的是,出茧后蝴蝶的翅膀粘在一起,总是无法打开。不久,这只蝴蝶就死去了。原来,蝴蝶在蚕茧里挣扎的过 Have read such a story: a man accidentally observed a butterfly cocoon into a butterfly process. He saw the butterflies struggling to move their bodies out of the cocoon, but after some struggles stopped, it seemed that they had no strength anymore. So the man cut the silkworm cocoons with scissors, and the butterflies were easily removed from the cocoon. Curiously, the butterflies’ wings stick together and never open. Soon the butterfly died. It turned out that the butterfly struggled in the silkworm cocoon