coasteering
noun [ U ] UK uk/ˌkəʊsˈtɪə.rɪŋ/ us/ˌkoʊsˈtɪr.ɪŋ/
海岸攀岩（一项沿着海岸路线游泳、攀爬悬崖等的运动）
the sport of climbing and swimming around a rocky part of a coast
The aim of coasteering is to work your way along the coast by any means necessary. 海岸攀岩运动的目标的是采用一切必要方式沿海岸前行。