He had demonstrated considerable business acumen.是什么意思？

He had demonstrated considerable business acumen.

他展示了出色的经商才能.

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。

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。

demonstrated

v. 举行示威游行（或集会）( demonstrate的过去式和过去分词 )，示范。展示，显示，论证；

例句
He demonstrated the all-round skills of a quarterback.
他展示了一个枢纽前卫非常全面的技术。

considerable

adj. 相当大（或多）的，该注意的，应考虑的；

例句
Despite considerable pain she has been getting out and about almost as normal...
尽管还很痛，她已经基本上行动如常。

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。

acumen

n. 敏锐， 聪明，<植>渐尖头，<动>短刺；

例句
His sharp business acumen meant he quickly rose to the top.
他精明的商业头脑令其青云直上。