I had done business with the company's chairman.是什么意思？

I had done business with the company's chairman.

我和那家公司的总裁有过生意往来。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

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

done

adj. 已完成的，煮熟的，合乎礼仪的，合乎规矩的；int. （表示接受建议）；v. 做( do的过去分词)，干；

例句
He felt he was on the edge of an abyss; one false move and he was done for...
他觉得如临深渊，一步不慎便会永劫不复。

business

n. 商业，交易，生意，事务，业务，职业，行业；

例句
Many men still have difficulty accepting a woman as a business partner...
许多男性仍然无法接受女性商业伙伴。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

chairman

n. （主持会议的）主席，委员长，（委员会的）委员长，（公司等的）董事长；vt. 担任…的主席；

例句
The chairman has also given his approval for an investigation into the case...
主席也已同意对此案进行调查。