He’s the hardest bargainer in the business.

【bargain】是这一行业里最强硬谈判对手。

“He was a good bargainer, because he knew better than the guys at the counter what the parts should cost.”

“很揸长讨还，因为比卖家更清楚零件合理。”

They were good bargainers and often did me out of more than I deserved to lose.

是讨还手，经常让我付出比我应得损失更多钱。

Rockefeller's old Cleveland associates remember him as the greatest bargainer they had ever known, as a man who had an eye for infinite details and an unquenchable patience and resource in making economies.

洛克菲勒在克利夫兰老同事记得是所知道最伟大讨还者， 是一个对无限细节有着敏锐洞察力人， 在创造经济方面有着无法抑制耐心和资源。