The powder therefore collects at the displacement nodes, where the gas remains at rest.

木屑就聚集在位移波节处，此处的气体是静止的。

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You can brake freely, of course, and rest your left leg that way, but you'll have to enter the proper gear in order to actually work the gas at all.

当然，您可以随意刹车，闲置您的左脚，但是，如果需要使用油门，您必须挂入合适的挡位。

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The plunge in New York gas comes at a time when gas output is booming in the rest of the country.

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The price of gas at the pump had to match the higher prices around the rest of the world to incentivize the purchase of more efficient cars and greater use of public transportation.

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The Energy Information Administration (EIA) puts it at around 37tcm of recoverable reserves, two-thirds of which is shale gas and the rest tight gas and coal-bed methane.

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