amphibious /æmˈfɪbijəs/ adjective Learner's definition of AMPHIBIOUS
1
: able to live both on land and in water两栖的 2
: able to be used both on land and water水陆两用的 3
: done by soldiers who are brought to land in special boats : carried out by land and sea forces acting together两栖作战的;海陆协同作战的