Posted by hzj on
URL: https://www.sjtuoutdoor.com/2024-5-2-5-4-by-hzj-tp1811p1821.html

ZX wrote

当领队一定不要埋头走路，一定要一边走路一边观察一边思考，最后一点是最重要的～

好嘞，学到了！