Just imagine your muscle cells as having an irresistible attraction to insulin, a chemical attraction.

你的肌肉对胰岛素的反应是非常敏感的，这是一种化学反应。

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Now China has another attraction for the energy-intense chemical industry: vast supplies of coal that can replace oil and natural gas as raw materials for chemical production.

现在中国对高耗能的化学工业来说又平添了一项吸引力：中国巨大的煤炭资源可以用来代替石油和天然气用作化工生产的原材料。

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Pheromones: they're those chemical signals often associated with attraction. But there are many chemical signals we give off-including ones that might signal alarm, aggression or other emotions.

信息素是一种化学信号，常与吸引力有关。我们散发出的化学信号有许多种，包括那些传递警觉，攻击或者其他情绪的化学信号。

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Although higher yields are hardly an attraction to western farmers faced with food surpluses and rock-bottom prices, the prospect of lower chemical costs through fewer applications of pesticides is more enticing.

ECONOMIST: Food for thought | The