We can love the look but, in an online environment, we cannot feel the quality of a texture, the shape of the fit, the fall of a fold or the weight of an earring.

我们会喜欢该外观，但在网络环境中，我们无法感觉到质地的质量、合身的形状、褶皱的下垂或耳环的重量。

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In the late 1980s, they discovered that although a linear string of amino acids can fold into its proper three-dimensional shape in a test tube, the protein cannot do this on its own within a cell.

他们在20世纪80年代晚期发现，尽管一串线性氨基酸可以在试管中折叠成特定的三维形状，但蛋白质自身不能在细胞内完成这一过程。

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Yet, a difference that small cannot account for a three- to four-fold difference in cancer screening rates.

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Olmert, whose primary goal as prime minister is to reenact the failed withdrawal from Gaza twenty-fold in Judea, Samaria and Jerusalem cannot enable the Israeli public to see proof on its television screens night after night that the withdrawal was an abysmal failure.

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