broker
单词辨析：
指为男女婚恋牵线搭桥的人。
Did a matchmaker play an important role in their marriage?
媒人在他们的婚姻中扮演了重要角色吗？
Emma believes she is an expert matchmaker.
埃玛认为自己是个很在行的红娘。
指证券外汇经纪人或为他人安排各种交易的代理人。
He is looking for a real estate broker.
他正在寻找房地产经纪人。
指为无法见面或不愿见面的双方传递信息的人。
Who could serve as a go-between for the two delegations?
谁可以在这两个代表团之间斡旋呢？
I asked my boss to act as a go-between.
我请我的老板当中间人。
指为发生争执的双方进行调解的人或机构。
She acts as a mediator when we have a quarrel.
我们吵架时，她充当调解人。
The government was ready to play the role of a mediator between the U.S. delegation and its Russian counterpart.
该政府已准备好在美俄代表团之间充当调停者。
相关例句：
There came a wealthy stock broker who cast sheep's eyes at the beautiful girl.
那儿来了一个富有的证券经纪人，他含情脉脉地看着这位漂亮的姑娘。
In any financial transaction it is important to trust the broker you work with.
在任何金融交易的信任是很重要的工作，你经纪人。
She's a hotshot broker on Wall Street.
她是华尔街一名业绩斐然的经纪人。
The selling broker is then required to assign a portion of the commission to the buyer broker
卖方经纪人须随后将部分佣金分给买方经纪人。
The United Nations brokered a peace in Mogadishu at the end of March.
3月末，联合国出面在摩加迪沙进行了和平调解。
In this design, security responsibilities are divided between the broker and the service endpoint.
在这种设计中，安全责任由代理和服务端点来分担。