bounce house
noun [ C ] US uk/ˈbaʊns ˌhaʊs/ us/ˈbaʊns ˌhaʊs/ (UK bouncy castle)
充气屋，充气弹床（供儿童跳跃玩耍，通常做成房子的模样）
a large plastic structure, usually in the shape of a building, that is filled with air and that children can jump up and down on for fun