adj.变幻无常的；易变的
The weather's so fickle in summer. 夏日的天气如此多变。
It's the third time that he changed his mind; he's so fickle! 他改变主意已经是第三回了,他这人太反复无常了！
The television world was a notoriously fickle one. 电视圈是出了名的变化无常。
n.变化无常；浮躁
