usage multimedia education technique , can become abstract is concrete , change have no voice in order to a voice , advantageous to a teacher breakthrough teaching crux ;运用多媒体教育技术,可以变抽象为具体,变无声为有声,有利于教师突破教学难点;
+the crux
1 . 其症结点
the crux the relationship between people and heaven is just the time .人与天的关系,其症结点就在时间。
+and crux
1 . 和关键
Curricula are the kernel and crux of education ., 课程是教育领域中的核心和关键.