A laser beam like the one pictured up top combines short and long pulses of light to identify individual molecules with a high degree of precision from a safe distance.

一道激光射线由或短或长的光脉冲组合而成，从而能在一个安全的距离高精度地辨别单个的分子。

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Understanding the distance, or the queries' output behavior, is crucial in determining the most effective option for the individual query.

对距离的理解，或者说对查询的输出行为的理解，对于为不同查询选择最有效的选项是至关重要的。

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For her, writing is a process of "setting at a distance, " taking the "raw, the individual, the uncriticized, the unexamined, into the realm of the general."

对她而言，写作是一个“保持距离”的过程，“将粗糙的、个人的、未开化的、未经过检验的东西变为现实。”

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At 220 pixels-per-inch, the Retina display's pixel density is so high the human eye cannot distinguish individual pixels from a normal viewing distance, so text and graphics look incredibly sharp.

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As money managers and individual investors become more universally skilled, the distance between the best investor and the average investor shrinks.

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Indeed, the bishop comes across as a stubborn, prickly individual and a man whom it is easier to admire at a distance.

ECONOMIST: East Timor