homocercal fin

常见例句

A feather, wing, fin, or similar appendage.
羽、翼或鰭狀結搆羽、翼、鰭或類似的懸著物
The shark's fin sliced the water.
鯊魚的背鰭像刀樣迅速劃破水麪。
The shark's dorsal fin was cut off by the fisherman.
鯊魚的背鰭被漁夫割了下來。
Come, old fellow, tip us your fin.
得了，老朋友，跟我們握握手吧。
He was the first to spy the triangle fin of a shark coming towards us.
他第一個發現一條鯊魚的三角形鰭曏我們遊來。