1、名词，意思为“部门”。

2、The department said many countries had reciprocal agreements for health care with Britain.该部门称许多国家和英国签订了医疗卫生互惠协议。

3、Due to his wifes illness, he returned to the State Department as special adviser to the President.由于妻子生病，他回到了国务院，出任总统的特别顾问。