7除以2，商3余1。

Divide 2 into 7, and the answer is 3, remainder 1.

《牛津词典》

胡雪岩为左宗棠采购军需，自然少不了与丝商打交道，他与“四象”之一的庞芸皋是十多年的商业伙伴，他们合伙做蚕丝生意，还一起倒卖军火，他在杭州开了一间胡庆余堂国药店，庞就依葫芦画瓢在南浔办了庞滋德国药店。

As a matter of fact, he had been doing business of silk and munitions with Pang Yunhao-one of the Four Elephants-for over a decade.

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《华尔街日报》指出在这之间存有百余个中间商，其中包括跟踪公司、数据代理和广告网络，他们竞相提供大量的关于个人行为与兴趣的数据，以满足日益增长的需求。

The Journal identified more than 100 middlemen - tracking companies, data brokers and advertising networks - competing to meet the growing demand for data on individual behavior and interests.

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