pectoral fin

音标发音

• 英式音标 [ˈpek.tər.əl ˌfɪn]
• 美式音标 [ˈpek.tɔːr.əl ˌfɪn]
• 英式发音
• 美式发音

基本解释

• [魚] 胸鰭

同根派生

• pectoral fin相关词

英汉例句

雙語例句

• Dorsal fin , tail fin and fat fins slightly yellow, pectoral fin , and ventral fin Tunqi gray.
  背鰭、脂鰭和尾鰭稍帶淺黃色，胸鰭、腹鰭和臀鰭灰白色。
• The eye sac, ear vesicle, heart, digestive tract, kidney, swim bladder, pectoral and tail fin were developed preferentially.
  在整個發育過程中，眼、耳囊、心髒、消化道、腎髒、鰾、胸鰭和尾鰭等得到了優先發育。
• Finally they tied ropes to the shark's tail fin and behind its pectoral fin, and attached these ties to the rescue vessel, which towed the shark out through the harbour estuary.
  最後他們用繩子綁在鯊魚尾鰭和胸鰭後麪，把繩子綁在救援船上，將鯊魚拖出港口。

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词组短语

短語

• pectoral l fin 胸鰭
• Long Pectoral -fin Minnow 大鰭魚
• Pectoral Fin Posterior Margin 胸鰭後緣
• Pectoral Fin Span 胸鰭跨度
• radial of pectoral fin 胸鰭支鰭骨

• pectoral fin更多词组

英英字典

劍橋英英字典

• the fin on each side of a fish near the front of its body, used for controlling the direction the fish goes in and for slowing it down

柯林斯英英字典

• either of a pair of fins, situated just behind the head in fishes, that help to control the direction of

• pectoral fin剑桥字典
• pectoral fin柯林斯字典

专业释义

辳業科學

• 胸鰭

物理學

• 胸鰭

生物學

• 胸鰭