amphibious tractor

例句：

1. 1. The amphibian is an animal that can live both on land and in water.
   两栖动物是一种可以在陆地和水中生活的动物。
2. 2. The amphibian was found in the river during the flood season.
   在洪水季节，这种两栖动物被发现在河里。
3. 3. The amphibian has adapted to its environment by living both on land and in water.
   这种两栖动物已经适应了它的环境，可以在陆地上生活，也可以在水中生活。