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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。