officer n.官员，军官，警官，船长 vt. 指挥

　　例句：The young army officer was promoted to the rank captain.

　　这个年轻军官被提升为上尉。

　　official n.官员，公务员 adj. 公务的，官方的，正式的

　　例句：Carl happens to have the official statistics with him.

　　卡尔碰巧身边有官方的统计数字。

　　minister n.部长，大臣

　　例句：The minister has indicated that he may resign next year.

　　该大臣已示意他明年可能辞职。

　　ministry n.(政府的)部门

　　例句：The standard shall be approved by the Ministry of Finance beforebeing carried out.

　　标准在实施前应由财政部核定。

　　Senator n.参议员

　　例句：The senator welcomes whoever is willing to assist him.

　　那位参议欢迎任何一位乐意支持他的人。

　　senate n.参议院，上院

　　例句：This proposal was approved by both the House and the Senate.

　　这一建议得到了参众两院的批准。

　　ambassador n.大使

　　例句：He was appointed ambassador to France, which is his dream position.

　　他被任命为驻法国大使，这是他理想的职务。

　　embassy n.大使及其随员，大使的派遣，大使馆

　　例句：A crowd had already collected outside the embassy gates, waiting tohave their visaapproved.

　　使馆大门外已经聚集了一群人，等候着他们的签证获得通过。