He's also running the department that has one of the sort of trickiest budget lines to manage.
他还管理着需要管理最棘手的预算项目之一的部门。
《卫报》(文章版)
Under South African policy, ensuring adequate food for the population is seen as such an urgent priority that nutrition has its own separate budget line.
A budget constraint represents all the combinations of goods and services that a consumer may purchase given current prices within his or her given income. Consumer theory uses the concepts of a budget constraint and a preference map to analyze consumer choices. Both concepts have a ready graphical representation in the two-good case.