科学家们以前见过这种类似狼的生物，但这种个头骨（与之前的）有所不同。

Scientists had seen this wolf-like creature before, but this skull was different.

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事实上，一些剧作家会从剧本的结尾开始写起，然后倒着写剧本的开头，只是为了确保每一个事件都能从逻辑上与之前发生的事情联系起来。

In fact, some of these playwrights would start by writing the end of a play and work backward toward the beginning, just to make sure each event led logically from what had gone before.

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当气象学家收到新照片时，他们会将其与之前的照片进行比较。

When they receive the new pictures, the meteorologists compare them with the earlier ones.

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Now you also may remember that we have already run into Spenser's Mammon before this point, before Paradise Lost.

现在你们可能也记得我们已经,在遇到《失乐园》之前就与斯潘塞的贪欲之神相遇了。

耶鲁公开课 - 弥尔顿课程节选

But it's actually not even quite so easy or so simple as these early scenes that I've just discussed might make out.

都与之密切相关,但在之前。

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And he had a stage theory, which was quite different from the Freudian stage theory that we have been introduced to.

他提出了一个阶段理论,这个阶段理论与我们之前所介绍的,弗洛伊德的阶段理论有着很大的不同

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