pay dirt

劍橋詞典

something very valuable or very useful that is found after searching or effort
（經(jīng)搜索或付出努力後所作的）有利發(fā)現(xiàn)
If a salesperson does not quickly hit pay dirt with a customer they will usually move straight on to someone else . 如果銷售員發(fā)現(xiàn)某個(gè)顧客無(wú)利可圖，通常便會(huì)轉(zhuǎn)而尋找另外的顧客。 返回 pay dirt