rafting
noun [ U ] uk/ˈrɑːf.tɪŋ/ us/ˈræf.tɪŋ/
（尤指作为一种体育项目的）漂流
the use of a rubber raft to travel with the current of a river, especially as a sport
The camp offered bicycle tours, river rafting, fishing, and hiking. 营地提供自行车游览、河流漂流、钓鱼和登山活动。