What is the average length of employment for members of your sales staff?是身高还是工资

What is the average length of employment for members of your sales staff?是身高还是工资
What is the average length of employment for members of your sales staff?
是身高还是工资

What is the average length of employment for members of your sales staff?是身高还是工资
你们销售人员的平均被雇佣时间为多长?

雇佣时间的长短。