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

• [鱼] 胸鳍

同根派生

英汉例句

双语例句

• Dorsal fin , tail fin and fat fins slightly yellow, pectoral fin , and ventral fin Tunqi gray.
  背鳍、脂鳍和尾鳍稍带浅黄色，胸鳍、腹鳍和臀鳍灰白色。
• The eye sac, ear vesicle, heart, digestive tract, kidney, swim bladder, pectoral and tail fin were developed preferentially.
  在整个发育过程中，眼、耳囊、心脏、消化道、肾脏、鳔、胸鳍和尾鳍等得到了优先发育。
• 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.
  最后他们用绳子绑在鲨鱼尾鳍和胸鳍后面，把绳子绑在救援船上，将鲨鱼拖出港口。

词组短语

短语

• pectoral l fin 胸鳍
• Long Pectoral -fin Minnow 大鳍鱼
• Pectoral Fin Posterior Margin 胸鳍后缘
• Pectoral Fin Span 胸鳍跨度
• radial of pectoral fin 胸鳍支鳍骨

英英字典

剑桥英英字典

• 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

专业释义

农业科学

• 胸鳍

物理学

• 胸鳍

生物学

• 胸鳍