focuses //

focuses on mass competition

专注于大规模竞争

focuses on trivialities.

专注于琐事。

Part of the problem in keeping older drivers safe is that the difficulties are addressed piecemeal by different professions with different focuses, including gerontologists, highway administration officials, automotive engineers and others, said gerontologist Elizabeth Dugan.

老年驾驶员安全问题的部分难点在于，不同职业从各自不同的角度，包括老年学家、公路管理部门官员、汽车工程师等，对这些问题进行零散的处理，”老年学家伊丽莎白·杜甘说道。