鳍

Any of various marine mammals of the order Cetacea, having the general shape of a fish with

鲸一种鲸目海生哺乳动物，具有鱼的外形，前肢变异以形成鳍肢，其尾巴带有水平尾片，有一或两个鼻孔以供呼吸，尤其指与小型海豚相区分的体型巨大的一类

Any of various aquatic, chiefly marine mammals of the order Cetacea, including the whales, dolphins

鲸目动物鲸目动物中的一种水生动物，主要是海生哺乳动物，包括鲸、海豚和鼠海豚，特征为身体几乎无毛、前肢变成宽大的鳍、后肢退化及尾扁平而分叉

Any of various marine mammals of the order Cetacea,having the general shape of a fish with forelimbs modified to form flippers,a tail with horizontal flukes,and one or two blowholes for breathing,especially one of the very large species as distinguished from the smaller dolphins and porpoises .

鲸一种鲸目海生哺乳动物，具有鱼的外形，前肢变异以形成鳍肢，其尾巴带有水平尾片，有一或两个鼻孔以供呼吸，尤其指与小型海豚相区分的体型巨大的一类

Any of various marine mammals of the order Cetacea,having the general shape of a fish with forelimbs modified to form flippers,a tail with horizontal flukes,and one or two blowholes for breathing,especially one of the very large species as distinguished from the smaller dolphins and porpoise s.

鲸一种鲸目海生哺乳动物，具有鱼的外形，前肢变异以形成鳍肢，其尾巴带有水平尾片，有一或两个鼻孔以供呼吸，尤其指与小型海豚相区分的体型巨大的一类

Whale Any of various marine mammals of the order Cetacea, having the general shape of a fish with forelimbs modified to form flippers, a tail with horizontal flukes, and one or two blowholes for breathing, especially one of the very large species as distinguished from the smaller dolphins and porpoises.

鲸：一种鲸目海生哺乳动物，具有鱼的外形，前肢变异以形成鳍肢，其尾巴带有水平尾片，有一或两个鼻孔以供呼吸，尤其指与小型海豚相区分的体型巨大的一类

Any of various aquatic, chiefly marine mammals of the order Cetacea, including the whales, dolphins, and porpoises, characterized by a nearly hairless body,''.

鲸目动物鲸目动物中的一种水生动物，主要是海生哺乳动物，包括鲸、海豚和鼠海豚，特征为身体几乎无毛、前肢变成宽大的鳍、后肢退化及尾扁平而分叉

Any of various aquatic,chiefly marine mammals of the order Cetacea,including the whales,dolphins,and porpoise s,characterized by a nearly hairless body,anterior limbs modified into broad flippers,vestigial posterior limbs,and a flat,notched tail.

鲸目动物鲸目动物中的一种水生动物，主要是海生哺乳动物，包括鲸、海豚和鼠海豚，特征为身体几乎无毛、前肢变成宽大的鳍、后肢退化及尾扁平而分叉

I am a Chiropractor and also have a Masters Degree in Sports Health Science and I have tried other fins and these are the best.

我也有脊椎和硕士生体育科学我尝试其它鳍这些都是最好的。

Seventeen species of fish were identified in the diet. The most numerous were chub Leuciscus cephalus and roach Rutilus rutilus.

在其食物中共鉴别出17种鱼类，其中数量最多的是圆鳍雅罗鱼和拟鲤。

I installed fins and fixed planes on the 2 circa 79 Permits.

我安装了鳍和固定飞机上的2 circa 79许可证。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。