事務

(political, economic etc) affairs / work / transaction (as in a computer database)

matter / thing / item / work / affair / CL:件[jian4],樁|桩[zhuang1],回[hui2]

affair / business / matter / to be engaged in / to attend to / by all means

office / firm

busy / bustling

internal affairs

Taiwan Affairs Office

Hong Kong and Macao Affairs Office of the State Council

foreign affairs

law firm

Office of the UN High Commissioner for Refugees (UNHCR)

unfinished business

solicitor (law)