| 单词 | lancelet |
| 释义 | Word Frequency lancelet(ˈlɑːnslɪt) noun any of several marine animals of the genus Branchiostoma (formerly Amphioxus), esp B. lanceolatus, that are closely related to the vertebrates: subphylum Cephalochordata (cephalochordates) Also called: amphioxusWord origin C19: referring to the slender shape |
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