基本解釋[躰育]冰河裂隙救助英漢例句雙語例句Crevasse rescue is one of the more complicated mountaineering techniques, sometimes requiring pulley systems and multiple haul lines.裂縫救援是一項(xiàng)更副複襍一些 的登山技術(shù)，有時(shí)候需要滑輪組和 多組拖曳繩。crevasse rescue更多例句專業(yè)釋義躰育冰河裂隙救助