lancelet
lancelet漢語翻譯
lancelet英語解釋
名詞 lancelet:
- small translucent lancet-shaped burrowing marine animal; primitive forerunner of the vertebrates同義詞:amphioxus
lancelet詳細解釋
lance.let
n.(名詞)Any of various small, flattened marine organisms of the subphylum Cephalochordata, structurally similar to the vertebrates but having a notochord rather than a true vertebral column.Also called amphioxus 蛞蝓魚類:任一種體形較小的頭索動物綱的扁平海洋動物,它們在結(jié)構(gòu)上與脊椎動物類似,但只有一個脊索而沒有真正的脊椎也作 amphioxus