It means that everybody is free to use, modify and distribute, and in exchange we only ask for two things: The name is credited -- the name of the project -- and also the people who make improvement, they share back with the community.
它意味着每个人都有权 使用，改造和贡献，还有交换 我们只要求两件事 保留这项计划的项目的名字 还有那些帮助完善这个计划的人的 他们在协作社区中相互分享