Why is it in this country that we have departed from good educational sense?

为什么我们这个国家偏离了良好的教育观念？

《柯林斯英汉双解大词典》

You feel that it's uneconomical. Why is this?

你觉得这很不划算。这是为什么呢？

《柯林斯英汉双解大词典》

Logically we should learn about things before doing them and that is presumably why the experts enforce this in our educational system.

从逻辑上讲，我们应该在做事之前先了解清楚，这大概就是专家们在我们的教育体系中强制推行这一做法的原因。

youdao

That is why we are here today. I want to be clear about this.

VOA: special.2009.11.13

That is why this says atomic number, but for most intents and purposes we can say this could be atomic mass.

那就是为什么这里说原子序数，但如果没有意图和目的,我们就说是原子质量。

麻省理工公开课 - 固态化学导论课程节选

So, again, this is why I'm disclaiming that this isn't all that interesting yet, but what am I doing.

此外，这就是为什么我放弃那个，这个不是那么,有趣，不过我现在在做什么呢？

哈佛公开课 - 计算机科学课程节选

Why is this, as the President announces his reelection kickoff, why is this a promise that he has not been able to fulfill?

WHITEHOUSE: Press Briefing

"It is a big test of this team - that is why they are called Tests - and we have to see if the systems we are putting in place will stand up to what Ireland has to offer, " said Crowley, whose side warmed up for the clash with a 21-13 win over Portugal on Saturday.

BBC: Full-back Earls gets Ireland call

This is why liberals argue that political reform is the best way to tackle corruption.

FORBES: Are China's Leaders Serious About Tackling Corruption? Nomura Says Yes