[] a section of a large organization, store or government（大机构、大商店的）部门；（政府的）司，局，处，科，部，部门◆She heads the company's legal department.她负责公司的法律部门。◆He works in the finance department.他在财务部工作。◆Do people outside your department ask you to help on projects?部门外的人要求你为项目提供协助吗？◆the home furnishings/jewellery department家居用品／珠宝部◆the Department of the Environment环境部⨁to head / manage / run a department领导／管理／主管某部门⨁department heads / managers / staff部门主管／经理／员工●be sb's department () to be sth that sb is responsible for or knows a lot about某人的职责范围（或知识范围）◆That's not my department—let me transfer you (= said on the telephone).那不是我的职责范围 ── 我把你的电话转给相关的负责人吧。