Her mood is the most changeful, making it hard to predict.

她的情绪变化多端，让人难以捉摸。

The market trends are the most changeful, so invest with caution.

市场行情变化多端，投资需谨慎。

His opinions are the most changeful, making it hard to reach an agreement.

他的意见变化多端，很难达成一致。

The weather in this city is the most changeful, you never know what will happen next.

这个城市的天气变化多端，你永远不知道下一刻会怎样。

The water level of this river is the most changeful, requiring special attention to safety.

这条河流的水位变化多端，需要特别注意安全。

As changeful as a chameleon

像变色龙一样多变

Is he always so changeful and abrupt?

他是不是经常都这样反复无常.

I think so. He is very changeful and abrupt.

我想是这样，他变幻无常，粗暴无礼。

In changeful environment, whether already have lost original ego.

在多变的环境中, 是否已迷失了原来的自我.

Abundant color and changeful design mate a more comfortable environment.

此涂料色彩丰富、图案变化多样,让人感觉更舒适.