amphibian

名词 amphibian:

1. a flat-bottomed motor vehicle that can travel on land or water
   同义词：amphibious vehicle
2. an airplane designed to take off and land on water
   同义词：amphibious aircraft
3. cold-blooded vertebrate typically living on land but breeding in water; aquatic larvae undergo metamorphosis into adult form

形容词 amphibian:

1. relating to or characteristic of animals of the class Amphibia
   同义词：amphibious

1. The excretory opening of the digestive tract in animals such as birds, reptiles, amphibians, and fish.
   肛门鸟、爬行动物、两栖动物以及鱼等动物的消化道的排泄口
2. Frogs and newts are amphibians.
   青蛙和蝾螈都是两栖动物。

am.phib.i.an

n.（名词）
A cold-blooded, smooth-skinned vertebrate of the class Amphibia, such as a frog or salamander, that characteristically hatches as an aquatic larva with gills. The larva then transforms into an adult having air-breathing lungs.
两栖动物：一种两栖纲的皮肤光滑的冷血脊椎动物，如蛙或蝾螈，此类动物的特征是有鳃的幼虫在水中孵化，然后逐渐转变成用肺呼吸的成虫
An animal capable of living both on land and in water.
水陆两栖动物
An aircraft that can take off and land on either land or water.
水陆两用飞机：可以在水面和地面起飞降落的飞机
A tracked or wheeled vehicle that can operate both on land and in water.
水陆两用车

来源：
From New Latin Amphibia [class name]
源自 现代拉丁语 Amphibia [纲名]
from Greek [neuter pl. of] amphibios [amphibious]
源自 希腊语 [] amphibios的中性复数 [两栖的]
amphi- [amphi-]
amphi- [前缀amphi-]
bios [life] * see g wei-
bios [生命] *参见 g wei-