Some fish do not spawn until maturity. If you catch them before that and you've no baby fish produced for the next year.
有些鱼要到成熟期才产卵。如果你在成熟期之前就开始捕捞，那么你明年就没有鱼籽了。
Some fish do not spawn until maturity: catch them before that and you've no baby fish produced for the next year.
一些鱼在成熟之前是不产卵的：在些之前逮住它们，就不需要担心下一年鱼籽的产量。
While it is true that cold-blooded fish do slow down during the winter, and they eat far less, they still do eat.
虽然冷水鱼在冬天反映比较迟钝，吃的很少，有些缺钙，但是他们仍然得吃喝拉撒睡啊。
GERALD LEAPE "They undermine the efforts of scientists to set quotas to make sure that stocks of fish do not go extinct."
Gerald Leape：“他们破坏了科学家设置捕捞配额以确保鱼类种群不致于灭绝的努力。”
American research suggests fish oil capsules and fatty fish do an equally good job of enriching the blood and other body tissues with omega-3 fatty acids.
美国研究者说鱼油胶囊和含油的鱼对提高血液和身体其它组织中的omega -3脂肪酸含量能起相同的作用。
I'm helping to do research on the coral and the fish that live around the reefs.
我正在帮助研究珊瑚和生活在珊瑚礁周围的鱼类。
As for the trout, Dr. Bradley says his fish have enough trouble breeding on their own for it to be unlikely that they would do well in the wild.
至于鳟鱼，布莱德利博士说，他的鱼在自行繁殖方面已经遇到了足够多的麻烦，因此它们不太可能在野外生存得很好。
What do you mean you can't do it? It'll be like shooting fish in a barrel!
你说干不了是什么意思？这不是小事一桩嘛！
His friend asked him, "You are not a fish. How do you know they are happy?"
他的朋友问他：“你不是鱼。怎么知道鱼的快乐？”
本，你喜欢吃鱼吗？
I do spend my days studying how fish go about their lives.
我每天都在研究鱼是如何生活的。
As for the trout, Dr Bradley says his fish have enough trouble breeding on their own for it to be unlikely that they would do well in the wild.
至于鳟鱼，布莱德利博士说他的鱼本身在繁殖上就有一些问题，这些问题足以使它们不大可能在野外繁荣昌盛。
But birds don't have 'em, nor do reptiles or fish.
但是鸟类没有血小板，爬行动物和鱼类也没有。
You do need omega-3 fatty acids but not from fish.
您的确需要欧米伽- 3脂肪酸，但不是来自鱼类。
And when nursing mothers eat fish, not only do they expose themselves to these contaminants, they also pass half of the toxins that they consume along to their babies.
当哺乳的母亲吃了鱼，她们不仅自己受这些污染物的危胁，还将所摄取毒素的一半传给了婴儿。
Time and time again, consumers are told that fish is a safe, healthy source of lean protein and fatty acids, but do the health benefits outweigh the toxin risk?
消费者被一次次的告知，鱼类是安全的，富含健康的瘦蛋白和脂肪酸，但是这些健康物质能够有中毒危险吗？
Are you a sushi fanatic or do you have trouble getting past the thought of eating raw fish?
您是否狂热的寿司爱好者或者有吃生鱼肉会有麻烦的想法？
Unfortunately, fish farming is still in its infancy and in some places may do more harm than good.
不幸的是，鱼类养殖仍处于初期，而且在一些地方损害多余裨益。
As phytoplankton starve, so too do the fish and mammals that depend upon them for food.
浮游植物一旦挨饿，那么以浮游植物为食的鱼类及哺乳动物也跟着一起忍饥受饿。
Do not let them touch each other. Be sure that air can reach the fish from all sides, including the top and bottom.
不要让它们相互接触，保证鱼的四周通风，包括上部和底部。
With their pay partially determined by the number of fish they can process in an hour, the best workers can do this with just four cuts of the knife.
工资的一部分取决于工人在一小时内加工鱼的数量，最快的工人用四刀就能解决一条鱼。
Because when you fish without bait, people don't bother you and neither do the fish.
他答到：“因为不用诱饵钓鱼的话，那么就没有人会打扰你思考了，连鱼儿也不会来打扰你了。”
Edison's answer? "Because when you fish without bait, people don't bother you and neither do the fish. It provides me my best time to think."
爱迪生的回答更是让人匪夷所思了。他答到：“因为不用诱饵钓鱼的话，那么就没有人会打扰你思考了，连鱼儿也不会来打扰你了。这不是给我提供了再好不过的思索时间吗？”
He replied affably, "And you, my friend, how do you know I am not a fish?"
大师和蔼地回答：“哦，我的朋友，你又怎么知道我不是鱼呢？”
Experts do not really know when people began keeping fish as pets. But they say that people have been interested in fish for thousands of years.
专家们并不能确切地知道，人们是在什么时候开始养鱼的，但专家们说，人们对鱼的兴趣已经有好几千年了。
According to the computer model, this design could increase wind farm efficiency a hundredfold. The next step for the researchers is to do a field test, trying out these fish dynamics on dry land.
根据计算机模型得出的结果，这种设计可以让风力发电厂效率提高数百倍，下一步就是研究人员的现场测试，看“鱼儿”在陆地上的“游动”。
The traditional Japanese diet - rich in fish and lightly cooked vegetables and low in fat - has much to do with it.
传统的日本膳食，包含大量的鱼和简单烹调的蔬菜，脂肪含量很低，对于保持长寿有很大帮助。
The traditional Japanese diet - rich in fish and lightly cooked vegetables and low in fat - has much to do with it.
传统的日本膳食，包含大量的鱼和简单烹调的蔬菜，脂肪含量很低，对于保持长寿有很大帮助。
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