VOA慢速英语:The Otherworldly Beauty of Badlands National Park

otherworldly - adj. seeming to belong to or come from another world

harsh - adj. difficult to experience; unpleasant

erode - v. to gradually destroy (something) or to be gradually destroyed by natural forces (such as water, wind, or ice)

geologist - n. a scientist who studies rocks, layers of soil, etc., in order to learn about the history of the Earth and its life

jungle - n. a tropical forest where plants and trees grow very thickly

soil - n. the top layer of earth in which plants grow

reservation - n. an area of land in the U.S. that is kept separate as a place for Native Americans to live