Research shows that a person who smokes 10 or more cigarettes a day for a minimum of 10 years is statistically more likely to develop deeply wrinkled, leathery skin than a nonsmoker.

研究显示如果一个人每天抽烟超过10支，并且烟龄超过10年的话，那么从统计学上来讲，更有可能比那些不吸烟的人生成褶皱的，皮革状的皮肤。

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Low-growing evergreen shrub of eastern North America with leathery leaves and clusters of fragrant pink or white flowers.

北美东部的长得很低的常绿灌木，有坚韧的叶子和芳香的粉色或白色的花丛。

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North American fern whose more or less evergreen leathery fronds are covered with pale brown chaff like scales.

带有浅褐色谷壳状鳞片坚韧复叶的北美蕨类。

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There are hostas whose big, leathery leaves are quilted like a comforter and outlined with yellow or white edges.

WSJ: It's Better in the Shade