| 单词 | 背鳍 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔anglerfish〕A marine fish of the order Lophiiformes or Pediculati, having a long dorsal fin ray that is suspended over the mouth and that serves as a lure to attract prey.琵琶鱼，鮟鱇：一种鮟鱇目或足鳍目海洋鱼，有很长的背鳍线悬在嘴的上部，用作诱饵来捕食食物美国传统〔beaked whale〕Any of various toothed whales of the family Ziphiidae, having a long beaklike snout and a small dorsal fin and inhabiting all of the oceans.啄鲸：剑吻鲸科的任一种齿鲸，有鸟啄状的长口鼻、小背鳍，并出没于所有海洋中美国传统〔dorsal fin〕The main fin located on the back of fishes and certain marine mammals.背鳍：鱼或一些海洋哺乳动物背部主要的鳍美国传统〔right whale〕Any of several whales of the family Balaenidae, characterized by a large head, whalebone plates in the mouth, and absence of a dorsal fin.露脊鲸：露脊鲸科中的几种鲸，特征为头部硕大、嘴边长有鲸须而无背鳍美国传统〔scorpion fish〕Any of numerous small, often brilliantly colored marine fishes of the family Scorpaenidae, most species of which have poisonous spines in the dorsal fin.鮋鱼：一种属于鮋科的，数目众多的，经常具有光亮颜色的海生小鱼，绝大多数这种鱼的背鳍上都有带毒的椎骨美国传统〔stickleback〕Any of various small freshwater and marine fishes of the family Gasterosteidae, having erectile spines along the back.刺鱼，丝鱼：任一种刺鱼科的小淡水鱼或海水鱼，生有可竖立的背鳍美国传统〔viperfish〕Any of various small deep-sea fish of the family Chauliodontidae, having fanglike teeth, a long first ray of the dorsal fin, and photophores along the sides.蝰鱼：属于蝰鱼科的各种小深海鱼之一，有毒牙样的牙齿，背鳍上有一条长且重要的背鳍骨，两侧有发光器官美国传统〔weever〕Any of several marine fishes of the family Trachinidae, having venomous spines on the gill cover and first dorsal fin.龙鳖：龙鳖科的几种海鱼之一，在鳃盖和第一背鳍上的许多毒刺美国传统The sight of a shark's dorsal fin above the water is enough to clear the sea of swimmers.看到鲨鱼露出水面的背鳍，就足以吓跑海边的游泳者。剑桥国际 |
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