As a result, practically every aspect of the body form and function of these swimming "machines" is adapted to enhance their ability to swim.
因此，实际上这些游泳“机器”的身体形态和功能的各方面都被用来提升它们的游泳能力。
They must also keep swimming to keep from sinking, since most have largely or completely lost the swim bladder, the gas-filled sac that helps most other fish remain buoyant.
它们还必须不停地游动以避免下沉，因为大多数鱼基本上或完全失去了鱼鳔，这个充满气体的囊帮助大多数其他鱼保持浮力。
Look at the sign "No swimming", it warns us not to swim in the lake.
看那“禁止游泳”的标志，它警告我们不要在湖里游泳。
Not many of our readers would choose to go for a swim in such low temperatures, but in some countries, ice swimming has been popular for centuries.
我们的读者中没有多少人会选择在如此低温下游泳，但在某些国家，冰泳已经流行了好几个世纪。
To warm up for swimming, swim slowly at first and then pick up the tempo as you're able to.
为游泳热身，那就开始时慢慢游然后提高速度到你能够达到的水平。
When fish swim, they leave little swirling vortices in their wake. By swimming together in a school, they can transfer energy to one another through these vortices.
当鱼儿游动时，鱼尾会留下一个个小漩涡，当它们成群游动时，它们可以通过这些漩涡转换能量。
In fact, swimming is the perfect comparison to learning English. You can't learn to swim by sitting in a room and reading books about swimming skills.
事实上，把学英语比作游泳是最恰当不过了，光是坐在家里，阅读一些有关游泳技巧的书，这样是学不会游泳的。
The fish being chased apparently became confused by the sounds and began to either swim around in circles or stop swimming altogether.
被追的鱼显然被声音弄胡涂了，开始绕着圈子回游，或者索性停止游动。
Just for laughs they tossed Mary in the swimming pool with all her clothes on. Then they found out she didn't know how to swim.
就是为了开玩笑，他们把玛丽连衣服带鞋的整个扔进了游泳池，结果他们发现，玛丽根本不会游泳。
Looking at Russia on the other side of the river There are many people swimming in the river, maybe they can swim to Russia.
《看河对面的俄罗斯》很多在河里游泳的人，或许他们可以游到俄罗斯去玩玩。
Sea butterfly: a swimming predatory Marine sea snail. They have two wing-like outgrowths (lower right) derived from their foot, which they continually flap to swim through the water.
海蝴蝶：一只正在游动的食肉性海蜗牛。它们拥有像翅膀一样的由足进化而来的侧翼(位于右下方)，并靠拍打侧翼在水中前行。
As it is known to all that Chinese athletes are not good at short distance in swimming, but now Ning opens the new chapter, he proves that Chinese athletes can swim fast.
众所周知，中国的运动员并不擅长短距离游泳，但是现在宁打开了新的篇章，他证明了中国的运动员也可以游得很快。
With that in mind, it might not be such a good time to swim off the coast of Florida, where 100,000 sharks were recently spotted swimming close to shore.
看过以上消息，也许在佛罗里达海边游泳就不再是一件令人愉快的事情，尤其是最近发现，有十万只鲨鱼出没于距海岸不远的地方。
With that in mind, it might not be such a good time to swim off the coast of Florida, where 100, 000 sharks were recently spotted swimming close to shore.
看过以上消息，也许在佛罗里达海边游泳就不再是一件令人愉快的事情，尤其是最近发现，有十万只鲨鱼出没于距海岸不远的地方。
Swimmers are required to swim within the specified area depending on respective physical health and swimming technologies.
游泳者应根据自己的身体情况、游泳技术，在规定的区域内游泳。
In the same time, I am not supposed to swim in the river in a park, because swimming is forbidden in park and it is very dangerous.
同时，我也不能到公园的河里游泳，因为公园不允许在河里游泳，而且那样做很危险。
He likes swimming but he doesn't like to swim with you today.
他喜欢游泳但不喜欢今天跟你一块去游泳。
You can't learn to swim by sitting in a room and reading books about swimming skills.
你不能学习游泳，坐在房间里读关于游泳技巧的书。
My mom would not allow me to learn swim, so I was always laughed at when the other kids were swimming joyfully in the creeks and I had to take cloths for them.
我的妈妈不允许我学习游泳，因此，当另一个哄骗的时候，我总是被笑正在小溪中欢喜地游泳而且我必须为他们轮流布料。
When we try to learn to swim, merely a detailed manual of swimming skills, even abundantly filled with illustrations, is at most useless.
当我们试着去学游泳时，仅仅是一个详细的游泳技巧，甚至是丰富的插图，是最无用的。
Watching the American men's relay team swim for gold in Beijing, it's hard to believe the United States has a swimming problem.
观看美国在男子游泳接力赛中得到了北京奥运的金牌，难以相信美国是在游泳方面有问题的国家。
Because I hardly went to swimming pool in the past days, I don't know how to swim.
因为在过去的日子里，我几乎没怎么去过游泳池，我不知道如何游泳。
I like to see swimming match so much, the players swim so fast just like the fish.
我很喜欢看游泳比赛，运动员游起来就像鱼那么快。
If you are on the inside, you must work your way into that group in order to swim around the buoy (rules generally frown upon swimming to the inside of the turn buoy).
如果你在中间的话，你就得往人堆里挤，才能绕过浮标(通常，规则不会允许你从浮标里面绕过去的)。
Once, when I standed on a side of swimming pool a lady asked me to teach her how to swim faster.
一次，当我醒来一个游泳池的一位女士问我教她如何游得更快。
Once, when I standed on a side of swimming pool a lady asked me to teach her how to swim faster.
一次，当我醒来一个游泳池的一位女士问我教她如何游得更快。
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