n.无益，无用，徒劳

They see the futility of finger-pointing.
他们认为指责毫无益处。
Lisa realized the futility of her protest.
丽萨认识到她的抵抗是无用的。
Tom's article tells of the tragedy and futility of war.
汤姆的文章讲述了战争的悲剧性和无谓性。
The endless meetings seemed like a futility, yielding no tangible results.
无休止的会议似乎毫无成效，没有产生任何具体成果。
She felt a sense of futility in her efforts to change his mind.
她感到想要改变他的想法所做的努力都是徒劳的。
The project was abandoned due to its sheer futility.
由于完全无效，该项目被放弃了。
He realized the futility of arguing with someone who wouldn't listen.
他意识到与一个不听劝的人争论是徒劳的。
After countless attempts, she finally acknowledged the futility of her endeavor.
经过无数次尝试后，她终于承认自己的努力是徒劳的。
The futility of the situation made him question the purpose of continuing.
这种无望的情况使他开始质疑继续下去的意义。
Engaging in that debate would be an exercise in futility; neither side is willing to budge.
参与那场辩论将是徒劳的；双方都不愿意让步。
He sighed, feeling the futility of his search for the lost key.
他叹了口气，感到寻找丢失钥匙的努力是徒劳的。
The futile attempts to fix the broken machine only led to frustration.
试图修理那台坏机器的徒劳尝试只带来了挫败感。
Recognizing the futility of her resistance, she decided to cooperate.
认识到抵抗的徒劳后，她决定合作。