Dirty light reduces efficiency as much as 90 percent, according to the Motor Vehicle Lighting Council.

根据机动车照明设备委员会，肮脏的光会减低效率高达90%。

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The repetitious work reduces efficiency in the multimedia courseware developing. Technology of component reusing can resolve this problem.

多媒体课件开发中的重复劳动影响了课件开发的效率，构件复用技术能有效解决这一问题。

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The AM02 tower fan, on the other hand, stands a metre tall and 19cm wide, and is shaped like a long running track, which reduces efficiency a little.

AM 02吊扇，另一方面，1米高和19厘米宽，形状像一条长的运行轨迹，这会稍微降低工作效率。

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We know that our complicated tax code with its jigsaw of special preferences reduces economic efficiency.

FORBES: A Hayseed Economist Responds To The Times' Bill Keller

But this substitution reduces the efficiency of photosynthesis, especially at high temperatures.

WSJ: Harrison H. Schmitt and William Happer: In Defense of Carbon Dioxide

Contractures may also play a part in the development of scoliosis, a sideways curvature of the spine that further reduces lung efficiency in people who have muscular dystrophy.

CNN: Muscular dystrophy