fickleness

例句：

1. 1.She is very fickle in her opinions about the new policies.
   她对新政策的意见非常易变。
2. 2. The weather can be quite fickle at this time of year.
   这个季节的天气变化无常。
3. 3. He was easily persuaded by his boss to make a fickle decision.
   他很容易受到老板的影响，做出了一个易变的决定。