大概从1840年以来，美国有文化的上层分子就已经相当普遍地把广大社会的价值准则和活动给否定掉了。
Since about 1840 the cultural elite in america had pretty generally rejected the values and activities of the larger society .
对上层分子的工作做好了，推动他们进步了，同我们的合作搞好了，这样，在他们的帮助下来推进工作，就要顺当得多。
If our work among the upper strata is done well, so that they keep making progress and fully co-operating with us, then with their help we can do our work more smoothly.
极光是由地球大气上层的气体分子与来自太阳的高能带电粒子相互作用产生的。
Aurorae are caused by the interaction between energetic charged particles from the sun and gas molecules in the upper atmosphere of the Earth.
包括来自于“底层”的物理和化学因素，也就是分子间的作用，影响了上层的基因、染色体、细胞、组织和生物体。
They include constraints imposed "from below" by physics and chemistry, that is, from molecular interactions upwards, through genes, chromosomes, cells, tissues and organisms.
菲茨杰拉德笔下的的汤姆和黛西，正是冷酷的上层社会破坏分子的形象。
In Tom and Daisy Buchanan, Fitzgerald created the very image of callous, upper-class destroyers.
菲茨杰拉德笔下的的汤姆和黛西，正是冷酷的上层社会破坏分子的形象。
In Tom and Daisy Buchanan, Fitzgerald created the very image of callous, upper-class destroyers.
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