butterfly effect
noun/ˈbʌtəflaɪ ɪfekt/
/ˈbʌtərflaɪ ɪfekt/
- the idea that a very small change in one part of a system can have large effects in other parts
蝴蝶效应（指系统中一个部分的微小变化可能导致其他部分的巨大变化） Word Origin1980s: from the notion in chaos theory that a butterfly fluttering in Rio de Janeiro could change the weather in Chicago.