leisure的前面有介词on
例句
1、
Research on Leisure City Development in China Based on City Leisure Index
基于城市休闲指数的中国休闲城市发展研究
2、
Research on Leisure Sports on Promoting Health Development of College Students
大学生闲暇体育促进健康发展的研究
3、
Interaction research on leisure culture characteristics and urban development in Qingdao
休闲文化特色与青岛城市发展互动研究
