它力图实现以学生为中心的教学，创造一个学生能自主控制学习，并为其选择的作业层次负责的学习环境。
It aims to reach a student-centered classroom, create a circumstance that students can control their own learning and be responsible for their selected assignments.
从辅导家庭作业，到艺术定义，再到年鉴，各个年龄层次的学生都可以在这里找到参考素材。
From homework help to art definitions to almanacs, students at traditional or online colleges will find reference material here.
内部订单管理是成本核算以及作业成本核算的最详细的层次。
Internal order management is the most detailed operational level of cost and activity accounting.
应用推荐