The evaporation from a large oak or beech tree is from ten to twenty-five gallons in twenty-four hours.

一棵大橡木或榉物二十四小时内蒸发的水份可高达十到二十五加仑。

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Each large mature tree ACTS as a giant water pump, recycling millions of gallons of water back into the atmosphere via evaporation from its leaves or needles.

每个大成年树木就如同一个巨大的水泵，通过其叶或针的蒸发，将成百万加仑的水回放到大气中去。

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Each large mature tree ACTS as a giant water pump, recycling millions of gallons of water back into the atmosphere via evaporation from its leaves or needles.

每个大成年树木就如同一个巨大的水泵，通过其叶或针的蒸发，将成百万加仑的水回放到大气中去。

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