Warning: file_put_contents(/www/wwwroot/ppbbu/52065.com/cache/58713b796b8435d90a987fa58be5369e.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/52065.com/index.php on line 55 crevasse rescue是什么意思，crevasse rescue的翻译，crevasse rescue音标、读音、用法和例句_伍贰汉英词典
Crevasse rescue is one of the more complicated mountaineering techniques, sometimes requiring pulley systems and multiple haul lines. 裂缝救援是一项更副复杂一些 的登山技术，有时候需要滑轮组和 多组拖曳绳。