VOA慢速英语:哥本哈根把垃圾山变成了运动

ski – v. to move or glide on skis over snow or water

slope – n. an area of land on a mountain that is used for skiing

carbon-neutral – adj. making no net release of carbon dioxide to the atmosphere

recycle – v. to send used newspapers, bottles, cans, etc. to a place where they are made into something new

fantastic – adj. extremely good