fruitless
例子
Despite their exhaustive search, the quest for the missing treasure proved fruitless.
尽管他们进行了详尽的搜索，寻找失踪宝藏的徒劳被证明。
The attempt to reconcile their differences was fruitless, leading to the decision to part ways.
试图调和他们的分歧是徒劳的，导致决定分道扬镳。
词汇树
fruitlessly
fruitlessness
fruitless
fruit
