交通部門 communications department; 中央各部門 departments and commissions under the central leadership; 政府各部門 various government departments; 主管部門 the department responsible for the work; 有關部門 the department concerned; (郵局中)處理無法投遞信件的部門 blind department; 大百貨公司里有許多部門分售各類商品。 in a big department store, there are numerous departments selling different kinds of goods. 工業和農業是國民經濟的兩個重要部門。 industry and agriculture are the two important sectors of the national economy.; 部門比例 porportion among different departments; ratio among the sectors; 部門管理 divisional management; 部門經理 division manager; 部門預算 departmental budget; 部門主管 department manager