amphibian

n.

1. 两栖动物
   • Both the toad and frog are amphibian.
     蟾蜍和青蛙都是两栖动物。
2. 水陆两用飞行器
3. 水陆两用车
   • Two amphibians ferry them out over the sands.
     两辆水陆两用车把他们渡过沙滩。