我们为什么要研究睡眠？
Why Do We Study English On Line?
为什么要进行在线学习？
Why do we study industrial accounting?
为什么我们学习工业会计呢？
我们为什么要学习土壤学？
那么，我们干嘛还学习呢？
Why do we study the history of Chinese educational psychology?
怎样研究中国教育心理学史？
You may often wonder why we students should study something that has nothing to do with our own lives.
你可能常常会想，为什么我们学生要学一些与我们自己生活无关的东西。
That last finding may be the most revealing of the study — at least in helping to determine why we assign people the identities we do.
最后一项发现可能是该研究最透露实情的——至少有助于确定我们为何如此认同自己的身份。
If we could do a big genetic study, we might learn exactly why that is.
如果我们能做一个大规模的遗传学研究，也许会准确的认识这一点。
OK, so let me show you a nice example of why we might want to use vectors to study parametric curves because, after all, a lot of what's here you can just do in coordinates.
我来举个例子，解释为什么我们用向量来学习参数曲线，毕竟我们学了这么多的都只能在坐标上完成。
Why do we base the study of chance on the world of games?
为什么我们要将几率研究建立在游戏世界中呢？
Why do we need to study language and, what is more, spend much effort on it?
为什么语言要学，并且要用很大的气力去学呢？
Refer we why do 8 sisters choose to study grinding way entirely, basically depend on the alumna that we are 2 schools, walk into a society prematurely to do not have competition ability.
谈及我们8姐妹为何全部选择考研之路，主要在于我们都是二本学校的女毕业生，过早地走进社会没有竞争力。
Refer we why do 8 sisters choose to study grinding way entirely, basically depend on the alumna that we are 2 schools, walk into a society prematurely to do not have competition ability.
谈及我们8姐妹为何全部选择考研之路，主要在于我们都是二本学校的女毕业生，过早地走进社会没有竞争力。
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