例句：
Our country has a vast territory and abundant resources.
我国土地辽阔，资源丰富。
The early Earth contained abundant radioactive materials.
早期地球含有丰富的'放射性物质。
The commandant and his wife live over there.
校长和他的妻子就住在那栋房子里。
Former Commandant of the United States Coast Guard.
前美国海岸警卫队指挥官。