Coursenn.库尔森coursen.课程；讲座；过程；路线；一道(菜)v.跑过，穿过；追赶；快跑course character学科性质course reforming课程改革course placement课程设置course of bricks砌好的砖列Course Knowledge课程认知course link-up课程衔接coursed rockfill成层干砌石块course of nature自然规律course ot action行动纲领course-setting课程设置