pectoral fin

常见例句

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。