coursesn.课程;路线(course的复数)
coursen.课程;讲座;过程;路线;一道(菜)v.跑过,穿过;追赶;快跑
course disposition课程设置
course-selection网络选课
course of exchange外汇兑换率,外汇行情表
course exploration课程开发
Course-Education课程教学
course of politics大中学政治课
course timetabling排课
course perspective学科视野
course of lectures讲座
courseconstruction课程构建