When you spend $90 for a pair of Nike sneakers, only a fraction of it flows to China and even less to workers there.

当你花90美元买一双耐克运动鞋时，只有一小部分的钱流入中国，到劳动者手中的就更少了。

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These days conservation is all about efficiency: getting the same—or better—results from just a fraction of the energy.

如今，节能的关键是效率：如何仅用一小部分能源就能达到同样或更好的效果。

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Unless smokers are consistently located near more hospitable warm-water vents, chemosynthesis can account for only a fraction of the vent faunas.

除非烟囱始终位于更适宜的暖水喷口附近，否则化学合成只能占喷口动物群的一小部分。

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But,as archivist Constance Potter points out, that is only a fraction of the ten billion records the Archives holds.

VOA: special.2010.06.28

When a brief pulse of electricity is sent to the read/write head it flips on a tiny electromagnet for a fraction of a second.

当一个简单的电脉冲被送到读写头,它会短时间内出现一个小的电磁。

哈佛公开课 - 计算机科学课程节选

That is, the goldsmith only had a fraction of the gold that was owed by the goldsmith.

就是说,只有一部分金子,是金匠对外的负债

耶鲁公开课 - 金融市场课程节选

Another comparison point we like: general and administrative expenses as a fraction of revenue.

FORBES: They Spend Your Money

"The bid levels were too low and for only a fraction of the portfolio, " says Taggert.

FORBES: Magazine Article

Only a fraction of the hundreds of thousands of displaced Pakistanis are ending up in camps.

CNN: Displaced Pakistanis crowd camps as they flee fighting