project leader[英][prəˈdʒekt ˈli:də][美][prəˈdʒɛkt ˈlidɚ]规划指导者; 项目负责人A project manager is usually responsible for multiple projects, while a project leader usually has only one.一个项目经理通常负责几个项目，而项目负责人则通常只对一个项目负责。