A broker is a person whose job is to buy and sell shares, foreign money, or goods for other people.
VERB
（國家或政府作為中間人）協調，安排
If a country or government brokers an agreement, a ceasefire, or a round of talks, they try to negotiate or arrange it.
例句
The United Nations brokered a peace in Mogadishu at the end of March.3月末，聯合國出面在摩加迪沙進行了和平調解。
英漢詞典釋義
n.
(股票、外幣等)經紀人;中間人,代理商
a broker for the company這家公司的經紀人It was improper of the broker to withhold the information from the stock exchange.股票經紀人對交易所隱瞞信息的行為是不正當的。A crafty knave needs no broker.狡猾的無賴無需中間人。
英英詞典釋義
Noun
1. a businessman who buys or sells for another in exchange for a commission