The area has been declared a national park.

该地区已宣布为国家公园。

This area has been designated (as) a National Park.

本区已定为国家公园。

Roads into Yosemite National Park are closed due to landslides.

通进约塞米蒂国家公园的路因塌方而被关闭。

Bill Justice is a park ranger at the Carlsbad Caverns National Park.

比尔·贾斯蒂斯是卡尔斯巴德洞穴国家公园的管理员。

The Everglades National Park stretches across the southern tip of Florida.

埃弗格莱兹国家公园一直延伸到佛罗里达州南端。