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。
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。
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。
Woody vine of the southern United States having purple or blue flowers with leathery recurved sepals.
美国南部木藤植物，蓝紫色花上有似皮革的反曲的萼片。
Either of the leathery or chitinous forewings of a beetle or a related insect, serving to encase the thin, membranous hind wings used in flight.
鞘翅甲虫或其它相关的昆虫的一对坚韧的或几丁质的前翅，用于保护飞行中薄的、膜状的后翅。
A tropical American tree (Persea Americana) having oval or pear-shaped fruit with leathery skin, yellowish-green flesh, and a large seed.
鳄梨树一种热带美洲乔木，(美国鳄梨鳄梨属)有椭圆形或梨形果实，果皮坚韧，果肉黄绿色，核大。
Leaves alternate, petiolate, thinly leathery or papery, margin dentate in apical half , rarely entire, lateral veins 2 or 3 pairs, lowest triplinerved.
叶互生，具叶柄，薄革质或纸质，上半部边缘具牙齿，很少全缘，侧脉2或3对，低的离基三出脉。
Leaves alternate , leathery , elliptic or obovate - oblong , 7 - 15 cm long and 5 - 8 cm wide , entire , densely grayish tomentellate.
叶互生，革质，椭圆形或倒卵状长圆形，长7-15厘米，宽5 -8厘米，全缘，背面密被灰色短绒毛。
Leaves alternate , leathery , elliptic or obovate - oblong , 7 - 15 cm long and 5 - 8 cm wide , entire , densely grayish tomentellate.
叶互生，革质，椭圆形或倒卵状长圆形，长7-15厘米，宽5 -8厘米，全缘，背面密被灰色短绒毛。
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