dorsal fin

基本解释

• n. [魚] 背鰭

同根派生

• dorsal fin相关词

英汉例句

雙語例句

• Its sail-like first dorsal fin provides stability while swimming.
  帆狀的第一背鰭在遊動時提供了穩定性。
• They are cobalt-blue on top and silvery-white below, with a pronounced dorsal fin and a long, lethal, spear-shaped upper jaw.
  它的頂部是鈷藍色，下麪和銀白色；有著明顯的背鰭，還有著長長的、能致命的矛狀上顎。
• Witnesses reported seeing a dorsal fin and thrashing in the water before the sea turned red and the man vanished at the scene on Australia's west coast.
  目擊者稱看到有鯊魚背鰭在水麪上時隱時現，後來發現海水變成紅色，而那名男子也從澳大利來西海岸上消失了。

權威例句

• The star of the show is a whole rouget, served dorsal fin upward as if the fish were still swimming.
  NEWYORKER: Rouge et Blanc

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词组短语

短語

• Dorsal l fin 背鰭
• Dorsal caudal fin margin 背鰭至尾鰭緣
• nd Dorsal Fin Base 第二背鰭鰭基
• First dorsal fin height 第一背鰭高度
• a dorsal fin 背鰭

• dorsal fin更多词组

英英字典

柯林斯英英字典

• any unpaired median fin on the backs of fishes and some other aquatic vertebrates: maintains balance during locomotion

• dorsal fin剑桥字典
• dorsal fin柯林斯字典

专业释义

辳業科學

• 背鰭

航空、航天科學技術

• 背鰭

生物學

• 背鰭