executive who is very successful in bringing in business to his company or firm
American Indian medicine man who attempt to make it rain
rainmaker详细解释
rain.mak.er n.（名词）Slang One who is known for achieving excellent results, as in business or politics.【俚语】 富豪，政治家：在商业或政治上获得杰出成绩而闻名的人One who is supposedly capable of producing rain.求雨者：据信有能力造雨的人
