变幻无常

Explanation: Changes: irregular changes; often: General. That things change very often, no normal to be found 　　Usage: The main predicate; as the predicate attribute; for changes in a person or thing 　　Source: Tsai Ming Yu "Liaoyang Poseidon Biography": "Climate learned such as Jiangnan February and March, Qi Hua Bao Shu, Xian Music and Song, fickle, eyes and ears overwhelmed." 　　Examples: ~ Tanggula weather, sunny days are often suddenly blowing snow. Thesaurus:  Infinite mystery, change constantly, Infinite variety, be most changeful, fantasticality, vagary, vary contingency, there is a sudden change in the situation, make still further progress, change constantly like cloud and wave, lubricity, diversity, ebb and flow contingency, ebb and flow boundless, obliterate, sudden change of a situation, Changing situation, Yunjuefenggui, Ghost out of power into, Ghost out empathic, Ten of nine changes, give oneself a shake and change into another form, Hey presto!, chop and `change keep changing one's plans, opinions, etc