meta directing group

例句：

1. 1. Themeta-directing group was responsible for the overall planning and execution of the project.
   元指导组负责项目的整体规划和执行。
2. 2.The meta-directing group made significant contributions to the success of the conference.
   元指导组对会议的成功做出了重大贡献。
3. 3.The meta-directing group worked tirelessly to ensure that all aspects of the project were up to standard.
   元指导组不懈努力，确保项目的各个方面都达到标准。