Amphibious quadrupedal herbivorous dinosaur with a long thin neck and whiplike tail ; of the Cretaceous mostly in the southern hemisphere .

体形较小的兽脚亚目食肉恐龙。两栖类四足食草恐龙，颈长而 细， 鞭 形尾；白垩纪主要生活在南半球。

BIOLOGY : Certain bacteria propel themselves using a flagellum a whiplike tail .

生物学：有些细菌会以鞭毛（像 鞭子 一样的尾巴）驱动自己 前进。

An animal resembling a starfish with fragile whiplike arms radiating from a small central disc .

形似海星的动物，易碎的 鞭 形臂从中间小圆盘放射 伸出。

Long-bodied marine fishes having a long whiplike scaleless body and sharp teeth ; closely related to snake_mackerel .

象 鞭子一样的长身热带鱼，无鳞，牙尖；与蛇鲭关系密切。

Two minute whiplike threads of protoplasm ; reduced to a microscopic scale .

原生质的两 条 极细的 鞭 形螺纹；减小到极小的比例。

Large venomous ray with large barbed spines near the base of a thin whiplike tail capable of inflicting severe wounds .

能分泌毒液的大型鳐，其 鞭 形的尾部 生有有毒的 背棘，能造成严重的伤害。

Certain eukaryotic cells can swim freely in liquid environments propelled by whiplike cilia or flagella .

某些原核细胞能够在液体环境中自由游动，由 鞭子 似的纤毛和鞭毛推进。

Any of several fast-moving North American snakes with long whiplike tails .

北美洲的几种移动迅速并有一 只长尾巴的蛇。

Large pelagic shark of warm seas with a whiplike tail used to round up small fish on which to feed .

温带水域的大浮游带鲨鱼， 长有一条 鞭子 似的尾巴用来围捕 水面的小鱼吃。

One of the long whiplike modified zooids on the surface of certain bryozoan colonies .

振 鞭体， 鞭器一种长的改造过的鞭状游动精子，在某些苔藓虫寄生地表面生长。

A deep-sea cartilaginous fish of the family Chimaeridae having a smooth-skinned tapering body and a whiplike tail . small fantastically formed and colored fishes found among masses of sargassum .

银鲛银鲛科的一种深海软骨鱼，有平滑表皮、锥形身体和 鞭状尾巴常见于马尾藻类海草堆中，体色鲜艳、形状怪异的小鱼。