Remember to factor in staffing costs when you are planning the project.
规划该项目时，记住要把雇人费用这个因素考虑进去。
《牛津词典》
2
A key factor to productivity may have been the involvement of the whole team in decision making and planning.
生产能力的一个关键因素可能会连累整个团队的决策制定和计划编制。
3
The critical factor that lets this style of planning work is letting the customer make business decisions and allowing the development team to make technical ones.