[bù mén]
department; branch; class; section
communications department
交通部门
departments and commissions under the central leadership
中央各部门
various government departments
政府各部门
the department responsible for the work
主管部门
the department concerned
有关部门
blind department
（邮局中）处理无法投递信件的部门
In a big department store， there are numerous departments selling different kinds of goods.
大百货公司里有许多部门分售各类商品。
Industry and agriculture are the two important sectors of the national economy.
工业和农业是国民经济的两个重要部门。