I think it is so stupid of people to do bad things to the earth that they are living on! I can't understand why they are doing these. People should care about the environment.

我认为人类在破坏他们赖以生存的地球是愚蠢的！我不明白他们为什么这么做。人类应该关心环境。

youdao

Essential models of usage highlight purpose, what it is that users are trying to accomplish, and why they are doing it.

用法的基本模型强调目的，即用户试图实现什么任务以及他们这样做的原因。

youdao

I wonder why they are even my friends because they accuse me of all these SINS that I don't even think about doing.

我真是搞不懂了我怎么和他们成了朋友呢，他们现在居然莫名其妙的指责我是个有罪的人。

youdao

So if Facebook users are so open and connected and empowered to share, why are they doing that sharing on Twitter?

FORBES: Facebook Uses Twitter To Address Smaller Font Size Complaints

If they are against them, as they protest, why are they doing everything they can to sabotage a financial-reform bill that will make them less likely?

ECONOMIST: The Republicans

Why not just do what you are doing and allow advisors to utilize the services that they want when they want?

FORBES: Bank Of America Still Doesn't Get It