be in flux

• 不断变动

be in flux的用法和样例：

例句

1. New words and meanings keep the English language in a state of flux.
   新的字和新的字义使英语处于不断变动的情况中。
2. In other words, whilenominal exchange rates might vary, real rates should be prettyconstant.
   换句话说名义汇率可以不断变动，然真实汇率应是常数。