catfish
catfish 英 [ˈkætfɪʃ] 美 [ˈkætˌfɪʃ]
n. 鲶鱼
名词复数:catfishes
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- n. 鲶鱼
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1. Why should we care about catfish?
我们为什么要关注鲶鱼？
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2. However, many fish, such as shark, catfish, swordfish, and sea trout, contain almost one-third fat, while salmon and orange roughy contain over 50%.
然而，许多鱼类，如鲨鱼，鲶鱼，旗鱼和海鳟，含有近三分之一脂肪，而鲑鱼和橘棘鲷（红鱼）则超过50％。
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3. And plenty of other animals have a different array of receptors, Li says, from chickens that also lack the sweet gene to catfish that can detect amino acids in water at nanomolar concentrations.
李霞说，其他动物也有各种不同的受体，比如说鸡也缺少察觉甜味的基因，只要附近水中的氨基酸浓度达到纳摩尔级别，鲶鱼就能发觉。
- catfish (n.) also cat-fish, name given to various types of fish, 1610s, probably in reference to the Atlantic wolf-fish, for its ferocity, from cat (n.) + fish (n.). The North American freshwater fish was so called by 1690s, probably for its "whiskers," or for the purring noise it is said to make when taken from the water.
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