After each summit, he dispatched his emissaries to pitch their proposals.是什么意思？

After each summit, he dispatched his emissaries to pitch their proposals.

每次会晤之后他都派遣密使四处兜售他们的建议.

after

prep. …后的，（表示时间）在…以后，（表示位置、顺序）在…后面；conj. 在…以后；adv. 以后，继后；adj. 后来的，以后的；

例句
Her lover walked out on her after she had aborted their child.
她的情人在她打掉胎儿后甩了她。

each

adj. 每，各自的；pron. 每个，各自；

例句
They were completely absorbed in each other...
两人彼此倾心。

summit

n. 顶点，高层会议，最高阶层；adj. 最高级的，政府首脑的；

例句
The Group of Seven major industrial countries concluded its annual summit meeting today.
由主要工业国家组成的七国集团今天结束了其年度峰会。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

dispatched

v. （常指为了特殊原因或执行特殊任务而迅速地）派遣( dispatch的过去式和过去分词 )，杀死，（迅速地）发出，迅速处理；

例句
He dispatched scouts ahead...
他派侦察兵打头阵。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

emissaries

n. （外交上的）使者( emissary的名词复数 )；

例句
After each summit, he dispatched his emissaries to pitch their proposals.
每次会晤之后他都派遣密使四处兜售他们的建议.

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

pitch

n. 场地，最高点，音高，说教；vt. 用沥青涂，扔，投，树起，搭起，定位于；vi. 抛，扔，[棒球]当投手，搭帐篷，向前跌或冲；

例句
He's got the same style off the pitch as he has on it — sheer class.
他场上场下都是一个样——极具风度。

their

pron. 他（她，它）们的，在提及性别不详的人时，用以代替 him 或 her；

例句
Their permissiveness toward their children reflects the wild abandon of their own lives.
他们对孩子的放任折射出他们自身生活的放浪形骸。

proposals

n. 提议( proposal的名词复数 )，推荐，求婚，赞成提案；

例句
He's already altered several of the proposals in his economic plan to accommodate demands of special interests.
他已经改动了经济计划中的几项提议以迁就特殊利益集团的要求。