Children swim at the pool, under the watchful eye of lifeguards.孩子们在救生员的监护下在水池里游泳。The lifeguards must be trained to deal with any sort of emergency.救生员一定要接受训练,学会应付各种紧急情况.Most of the cases occur at beaches without lifegua...
Its are main experience and practice: One, emancipatory thought, change idea.其主要经验和做法: 一 、 解放思想, 转变观念.Teacher Professional Development: From " Technical Interest " to " Emancipatory Interest "教师专业发展: 从 “ 技术兴趣 ” 到 “ 解放兴趣 ...
坍缩的星际云克服向内的引力而向外膨胀到较宁静的星际环境中去.Collapsing interstellar cloud reverses its gravitational infall and expands outward into the relatively quiescent interstellar environment.向下, 向后或向内的延伸, 测度或长度.The extent, measurement, or dim...