It became a hierarchical society rooted very deeply in open conceptions of class and obviously open conceptions of race.

南方的阶级社会,深深地植根于,广大的阶级观念上和,普遍的种族观念上

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It depends on the class, like, organic chemistry, for instance, is always open book, open notes.

这要看是什么科目，例如说有机化学总是开卷考试，可以看笔记。

考试应该这么准备 - SpeakingMax英语口语达人

We are really just at the very beginning of open course ware, but it's a very exciting time and I look forward to seeing you in class and seeing you in class we'll talk more about this.

我们仅仅在开放课程网站的起步阶段,但这是个令人振奋的时刻,我期待在课堂上看到你,并且在课堂上与你讨论这些问题。

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Notice the form of it, it's just the name of the class followed by open paren, close paren, treating it like a function.

我该怎么来使用类呢？,好，我可以像调用方法,一样调用类，你可以在下面看到，创建一个名为。

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It's an open question whether you'll believe it when this class comes to an end, but I'd be surprised if many of you believe it now.

即使到课程结束时,能否接受这个观点,依然是你们的自由,相反,你们要现在就能接受,倒是会让我感到很奇怪

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