That is the way that fault operates as well." In other cases, the plates may move up and down, rather than from side to side.

VOA: standard.2010.01.13

This is important because this molecule here, deoxyribose, is not the same upside down as it is - it's not symmetrical upside down and right side up, it's different because the 5' carbon's either pointed up or pointed down.

这很重要,因为对脱氧核糖来说,不都是像这样自上而下的,不是对称的自上向下或全部向上的,长链不同是由于,5'碳向上或者向下的指向不同

耶鲁公开课 - 生物医学工程探索课程节选

because when I was growing up here, I lived down on the Upper West Side,

因为我在上西区以南长大，

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