preparatory committee

例句：

1. 1. The preparationsfor the meeting were well-organized.
   会议的准备组织得很好。
2. 2. The preliminary results ofthe experiment showed that it was successful.
   实验的初步结果显示它是成功的。
3. 3. Thepreparatory work forthe conference included setting up avenue and booking accommodations.
   会议的准备工作包括设置场地和预订住宿。