软骨鱼类的地理分布受到水温 、 水深和海流等环境因子的影响.
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Fixing sewage works to prevent them from spewing out oestrogen should therefore help fairly rapidly.
安装可以阻止的激素危害鱼类的污水处理场的见效迅速.
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D : Smell , or olfaction as scientists call it, is an important sense for many fish.
对很多鱼类来说, 嗅觉是一种很重要的感官.
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He said certain species of fish face extinction if overfishing and pollution go unchecked.
他说,如果过度捕杀和污染不受遏制,某些品种的鱼类将面临绝种.
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Imply the higher protein and various vitamins, is precious fish, first grade vegetables.
含有较高的蛋白质和多种维生素, 为珍贵鱼类, 上品名菜.
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Cabbage, gherkin, ham and many types of fish are salted for preservation.
卷心菜 、 小黄瓜 、 火腿及多种鱼类均可腌制保存.
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Fishing for grayling in Norwegian lakes has caused a similar pattern in these fish.
在挪威捕河鳟也导致这种鱼类也带来同样的变化.
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Some waterfowl and fish are experiencing'feminization'from chemicals.
一些水鸟和鱼类由于这些化合物正经历 “ 女性化”.
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Dr Davies suggests that it may have happened here becausefish have external fertilisation.
戴维斯博士猜想会出现这种情况的原因是鱼类是体外受精的.
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In the cold and warm current interchange, fish is rich in resources, a natural fishing ground.
在寒流和暖流交汇处, 鱼类资源丰富, 成为天然渔场.
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I signal to Cui advance towards me and show him this mystify creature.
我向崔巍示意让他马上游过来,并指出这条神秘化的鱼类!
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