1、后接语不同:that's because后接某事发生的原因,that's why后接某事产生的结果。
2、意思不同:that's why的意思是“这就是为什么”,that's because的意思是“那是因为”。
3、用法不同:that's why可用作疑问副词,可以引导名词从句,that's because强调直接造成某种结果的理由和原因。
that's why:
That's why it is imperative to know what your rights are at such a time
这就是为什么你有必要在这个时候知道你的权利有哪些。
That's why I left so early.
这就是我早早离去的原因。
You see? There you go. That's why I didn't mention it earlier. I knew you'd take it the wrong way
你看,我说的没错吧?这就是为什么我早没提。我就知道你会误解。
that's because:
That's because you can't give up what you are.
那是因为你不能放弃自己。
That's because this free ride is just fine with the city.
那是因为在这个城市,免费骑行是可行的。