bonanzaKK [bəˋnænzə] /bəˈnænzə/名詞1意外之財、財源、搖錢樹The new tourist route turned out to be a bonanza for local shops.這條新的觀光路線成了當地商家的搖錢樹。2大豐收、熱潮、榮景Retailers are expecting a sales bonanza over the holiday weekend.零售business業者預期連假期間會有一波銷售熱潮。3富礦帶、富礦脈礦業The miners struck a bonanza deep inside the mountain.礦工在山的深處挖到了一條富礦脈。