1 . Four years of negotiation ended fruitlessly last December.
歷時4年的談判在去年12月無果而終。
來自柯林斯例句
2 . The donkey became extremely angry and tried hard to kick the tiger but fruitlessly .
毛驢很憤怒，嘗試著用蹄子踢老虎，但沒成功。
來自辭典例句
1 . 徒勞地
fruitless 不結果實的fruitlessly徒勞地fruitlet 小水果
