“两栖”造句
鸟类 、 鱼和
两栖类是 “ 卵生 ” 的动物.
Birds, fish, and amphibians are " oviparious ".
酸雨是有害于
两栖的动物,例如鲵 、 春天里唧唧叫的小动物和青蛙.
Acid rain is harmful to amphibians such as salamanders, spring peepers, and frogs.
在
两栖类和鱼类中, 我们发现,有时为这一系统有时为另一系统.
Among the amphibians and fishes, we find sometimes one system, sometimes the other.