| 释义 |
lance·let AHD[lănsʹlĭt] D.J.[ˈlænslɪt]K.K.[ˈlænslɪt]n.（名词）- 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 蛞蝓鱼类：任一种体形较小的头索动物纲的扁平海洋动物，它们在结构上与脊椎动物类似，但只有一个脊索而没有真正的脊椎 也作 amphioxus
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