The project manager needs to coordinate the work of different departments to ensure the project is completed on time.

coordinate 是动词，由前缀 co-（表示"共同"）和词根 ordinate（源自拉丁语 ordinare，意为"安排、排序"）组成。字面意思是"共同安排"，引申为"协调、使配合"的意思。