Iron in that dust may fuel the growth of harmful bacteria in the ocean.

沙尘中的铁屑会造成海洋中的有害微生物增生。

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The plane smelled odd, of dust and fuel and lemon.

机舱里散发着一股怪怪的气味儿，灰尘、汽油味和柠檬的味道混在一处。

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With fuel mixture in the air inhaled air filter, air filter dust, carbon and other debris, which guarantees the inhaled air clean.

在吸入空气与燃油混合之前，空气滤清器滤去空气中灰尘、碳及其它杂物，从而保证了吸入空气的清洁。

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Extracting platinum from this dust (e.g. for use in fuel cells for hydrogen cars), which originates in catalytic converters, might prove lucrative and would expand the limited amount of platinum available, which does not meet even present demand for it.

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One theory is that a growing mass of particulates, such as coal dust and biomass (from the widespread use of cow dung as fuel, for instance) in the air above India, now hinders rainfall.

ECONOMIST: India��s climate: Monsoon, or later | The

In 2008, while automakers plodded along with the same old gas-guzzling models as the price at the pump hit record highs, American consumers scrambled for more fuel-efficient vehicles and left the gas-guzzlers to collect dust on the showroom floor.

FORBES: Auto Industry And U.S. Economy Will Benefit Under New Mileage Standards