浮躁的英文：
blunderingly
fickleness
flippancy

Unstable and fickle-minded
轻佻浮躁

Fluctuating prices usually base on a fickle public's demand.
物价的波动往往是由于群众需求的不稳定而引起的。

feeling of doubt, fickleness uncertainty, and fear of loss often accompany infatuation.
疑虑，花心，不确定和对失落的恐惧常与迷恋如影随形。

As for independents wavering most, unattached voters are naturally more fickle than loyalists.
至于波动最大的独立选民，他们本来就比忠诚的支持者易变。