A person needs two mono fins, one for each foot.
一个人需要两个单鳍，每只脚一个。
They have different shapes, sizes, color, fins, teeth, habitat, diet, personality, method of reproduction, and other attributes.
它们有不同的形状、大小、颜色、鳍、牙齿、栖息地、饮食、性格、繁殖方法和其他属性。
They have different shapes, sizes, colors, fins, teeth, habitat, diet, personality, method of reproduction, and other attributes.
它们有不同的形状、大小、颜色、鳍、牙齿、栖息地、饮食、性格、繁殖方式和其他属性。
55,000 reptile skins from India, 19,000 big-eye thresher shark fins in Ecuador and 23 metric tonnes of pangolin in Asia have all been seized.
来自印度的55000张爬行动物皮、厄瓜多尔的19000只大眼长尾鲨鳍和亚洲的23吨穿山甲都被查获。
People in southern China like famous and expensive dish—shark fin soup, but no scientific studies have shown that shark fins are good for health.
中国南方的人们喜欢名贵的鱼翅汤，但没有科学研究表明鱼翅对健康有益。
While the swimmer's movements may be smooth and fluid, people have neither fins to stay afloat or generate speed, nor gills to deal with going under.
虽然游泳者的动作可能是平稳和流畅的，但人们既没有鳍来保持漂浮或产生速度，也没有鳃用于在水下呼吸。
When not in use, the fins are tucked into special grooves or depressions so that they lie flush with the body and do not break up its smooth contours.
当鱼不使用鱼鳍时，会将它们折叠起来，收回到特殊的沟槽或者凹陷部位；这样鱼鳍就可以与身体保持齐平，以维持它们平滑的外形。
When people catch sharks, they cut off their fins and throw the sharks back into the ocean.
当人们捕捉鲨鱼时，他们切下鲨鱼的鳍，然后把鲨鱼扔回大海。
Environmental protection groups around the world have even asked governments to develop laws to stop the sale of shark fins.
世界各地的环保组织甚至要求政府制定法律禁止鱼翅的销售。
Ichthyosaurs were reptilian contemporaries of the dinosaurs, with fins and streamlined bodies.
鱼龙是与恐龙同时代的爬行动物，它有鳍和流线型的身体。
现有的翼都是固定的。
We also added folding fins to give us extra stability.
我们还增加了折叠翼以保证额外的稳定。
Two years ago we banned trade in shark fins on all our sites.
两年前，阿里巴巴集团下面所有的网站被禁止交易鱼翅。
An estimated 38 million sharks are killed for their fins each year.
据估计每年有3800万条鲨鱼因为它们的鱼鳍被杀。
Syrinxdidi: All of these primitive sea creatures had well developed lateral fins.
所有这些海洋原始动物都有生长得很完善的侧鳍。
Our gods had horns on their heads, or moons, or sealy fins, or the beaks of eagles.
我们的神明头上长角、或月亮、或海豹鳍、或鹰喙。
Discarded fishing lines or nets entrap sea life, amputating fins or strangling them.
废弃的钓鱼线和渔网会困住海洋生物，割伤它们的鳍或扼死它们。
Even smaller pectoral fins located near the back of the head are used for steering.
位于靠近头后面的更小的胸鳍用于控制方向。
The new law prohibits the possession, sale or distribution of shark fins in the islands.
新法令禁止岛内任何人拥有、买卖或运输鱼翅。
But anything that does not have fins and scales you may not eat; for you it is unclean.
凡无翅无鳞的都不可吃，是与你们不洁净。
Ripples on the leading edge of humpback fins help the whales slice through water with grace and dexterity.
座头鲸鳍部前缘的波纹结构能帮助它优雅灵活的穿梭于海水之中。
Fish of the family Rajidae, which includes stingrays and skate, swim by flicking the outer edges of their fins.
鳐鱼科，包括黄貂鱼和灰鳐，通过击打鳍的末端向前游动。
Some shark fin soup consumers assume that finning doesn't hurt the shark, or that fins grow back; neither is true.
一些鱼翅汤消费者想当然地以为割掉鱼鳍对鲨鱼没什么影响，甚至以为鱼鳍会再生，很遗憾这些看法都是错的。
In the shallow waters off Hokkaido, a barbed poacher crawls across glistening volcanic sand on spiny pectoral fins.
在北海道外的浅水水域，一只带刺的入侵者利用胸鳍刺爬过闪亮的火山砂。
In the shallow waters off Hokkaido, a barbed poacher crawls across glistening volcanic sand on spiny pectoral fins.
在北海道外的浅水水域，一只带刺的入侵者利用胸鳍刺爬过闪亮的火山砂。
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