利用您已经掌握的关于框架的知识，修改prune脚本，以便在删除post时删除相关的评论和等级。
Taking what you have already learned about the frameworks, modify each prune script so that the related comments and ranks are deleted during pruning.
大学提供了更高等级的教育，并且拥有渴望知识的人们所需的所有资源和设备。
University provides a higher level of education and has all these resources and facilities for people who crave knowledge.
裁判员的技术和艺术知识必须与其参判的比赛等级相适应。
They have a commitment to maintaining a level of technical and artistry knowledge, comparable to the level of performances they are judging.
应用推荐