谷歌翻译的  你自己掺和掺和应该可以了  感觉翻译还行
The Butterfly Effect (Butterfly Effect), is defined as a dynamic system, small changes in initial conditions can cause the entire system and great long-term ripple effect. A South American rainforest in the Amazon River Basin butterflies, occasionally flapping its wings a few weeks later in the United States may be caused by a tornado in Texas. This effect is described, the development of things, on the initial conditions, extremely sensitive dependence, small deviation of the initial conditions, the result will cause a great difference. So, we can not underestimate any one thing, even the small can not be small, because it is likely to lead to disaster. . .

百度翻译:
The butterfly effect, is refers to a dynamic system, the small change of initial conditions can cause the whole system of long and large chain reaction. A South American Amazon rainforest butterfly, flapping its wings a few occasionally, probably in two weeks in the United States caused by a tornado in Texas. This effect, the result of the development of things, has the extremely sensitive dependence on initial conditions, the initial conditions of minimal deviation, the result will cause a great difference. So, we can't look down on any one thing, even small cannot again small, because it is likely to lead to disaster...
维基百科中有原文的翻译比上面的好一些：
中文版：
https://zh.wikipedia.org/wiki/%E ... 6%E6%95%88%E5%BA%94
英文版：
https://en.wikipedia.org/wiki/Butterfly_effect
你可以看一下，