n.兩棲動物
amphibian的復數(shù)形式.
The skin of amphibians is permeable to water. 兩棲動物的皮膚是透水的。
In reptiles, birds, amphibians and insects the term egg refers to a fertilized ovum with protective and nutritive tissues. 而在爬蟲類，鳥，兩棲動物與昆蟲，卵是指受精之后的合子。
