1.
eellike cyclostome having a tongue with horny teeth in a round mouth surrounded by eight tentacles; feeds on dead or trapped fishes by boring into their bodies.
似鳗的圆口纲脊椎动物，舌头上有锉牙，圆形嘴外有八只触角；吃死鱼或通过刺入鱼的身体捕捉鱼。
2.
eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms.
缺少下巴或成对附器的似鳗的动物包括圆口纲脊椎动物和某些灭绝的种类。
3.
Any of various primitive aquatic vertebrates of the class Cyclostomata, lacking jaws and including the lampreys and hagfishes.
鳗类，鳗无颚的各种原始水生圆口纲脊椎动物中的一种，包括七鳃鳗和盲鳗
4.
primitive eellike freshwater or anadromous cyclostome having round sucking mouth with a rasping tongue.
原始的似鳗的淡水或淡水中产卵的圆口纲脊椎动物，它们有长有吮吸嘴，嘴内有锉舌。
5.
THE ARAGONIAN VERTEBRATE FAUNA OF XIACAOWAN, JIANGSU--6. AVES
江苏泗洪下草湾中中新世脊椎动物群——6.鸟纲
6.
The area or parts around the mouth in certain invertebrates.
口缘某些无脊椎动物口部周围地区
7.
The vertebrate spine or spinal column.
脊骨脊椎动物的脊椎或脊柱
8.
Of or characteristic of vertebrates or a vertebrate.
脊椎动物的脊椎动物的或有脊椎动物特征的
9.
pectoral gridle
(脊椎动物的)肩背
10.
region around the mouth in various invertebrates.
各种无脊椎动物口周围的区域。
11.
from 405 million to 425 million years ago; first air-breathing animals.
海生无脊椎动物繁盛,珊瑚礁开始建造,出现一些大的甲壳纲动物。
12.
Records on the Vertebrates in the Desert at the Lower Reaches of Keriya River and at the Ruins of Yuansha City;
克里雅河下游及圆沙古城脊椎动物考察记录
13.
A fish or fishlike vertebrate.
鱼状脊椎动物鱼或似鱼的脊椎动物
14.
single-host parasites of lower vertebrates and invertebrates.
低等脊椎动物和无脊椎动物的寄生虫。
15.
any cold-blooded vertebrate of the class Reptilia including tortoises turtles snakes lizards alligators crocodiles and extinct forms.
爬行纲的冷血的脊椎动物,，包括乌龟、蛇、晰蜴、鳄鱼和已灭绝的形式。
16.
Any of the class Aves of warm-blooded, egg-laying, feathered vertebrates with forelimbs modified to form wings.
鸟，禽一种鸟纲温血、卵生、有羽毛的脊椎动物，前肢演变形成翅膀
17.
"bird:any of the class aves of warm-blooded, egg-laying, feathered vertebrates with forelimbs modified to form wings."
鸟,禽:一种鸟纲温血、卵生、有羽毛的脊椎动物,前肢演变形成翅膀。
18.
THE ARAGONIAN VERTEBRATE FAUNA OF XIACAOWAN, JIANGSU--4. GLIRIDAE (RODENTIA, MAMMALIA)
江苏泗洪下草湾中中新世脊椎动物群——4.睡鼠科(哺乳纲,啮齿目)