与鲸类和海牛这些海生哺乳动物不同，鲨鱼的皮肤不会附生海藻或藤壶，这可能要归结于其皮肤上被称之为“肤齿”的微小鳞屑。

Unlike the skin of whales and manatees, shark skin doesn't pick up algae or barnacles. This seems to be due to little scales called "dermal denticles."

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身体扁平细长的海生鱼，头部有吸盘，可吸附于大鱼或移动的物体上。

Marine fishes with a flattened elongated body and a sucking disk on the head for attaching to large fish or moving objects.

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上海天驰创办于1999年，经过多年坚持不懈的努力，成为上海生产沙发的著名企业。

Established in 1999, the company has become the famous sofa manufacturing enterprise in Shanghai after many year insistent endeavors.

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