As everyone in this class should know, we usually look at the grain type within sandstone, meaning the actual particles in the sandstone, to determine where it came from.

上过这门课的同学都应该知道，我们一般会通过观察砂岩中的颗粒类型，也就是砂岩中的实际颗粒，来确定它的来源。

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We shouldn't forget where we came from as we set out on our new journey.

在我们开始新的旅程时，不要忘记我们来自哪里。

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As we set out on our new journey, we shouldn't forget where we came from.

当我们踏上新的征程时，我们不应该忘记自己来自何方。

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There's also a distant psychological relationship with it because we just aren't as concerned as people used to be about where it came from.

心理上的感觉也变得疏远,我们不像以前的人那样,关心食品源自何方

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

"We may get a much better idea of where we came from, and where we're going, " he said.

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This is more organized, very much beautiful, decent, clothingwise, foodwise, bath, you know, much, much decent than where we was and where we came from.

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"We don't know where they came from, we don't know who contributed, " he said.

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