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- We made a vain attempt to make him change his mind. 我们想让他改变主意,但都是白费工夫。
- I made a vain attempt to enlighten you. 算我白启发你了。
- She made a vain attempt to stop him. 她试图阻止他,但是徒然。
- He made a vain attempt to reach the drowning child. 他试图接近那个快淹死的小孩, 但没有成功。
- They made vain attempts to reach the mountaintop. 他们几次徒然尝试想攀登山顶。
- She made a vain attempt to persuade him to lend her the money. 她想说服他借钱给她,结果没有成功。
- The teacher made a vain attempt to get the children to obey. 老师想叫孩子守纪律，但是徒劳无功。
- He made a vain attempt to reach the summit of the mountain. 他试图登上那座山的顶峰，但未能成功。
- Putt means merely a vain attempt to do the same thing. 高尔夫球的手段仅仅是一个妄图做同样的事情。
- She closed her eyes tightly in a vain attempt to hold back the tears. 她紧闭双眼，却无法忍住眼泪。
- That scab union was a tool used by the capitalists in their vain attempt to damp down the labour movement. 那个黄色工会是资本家妄图用来扑灭工人运动的工具。
- The enemy vainly attempted destroying the bridge. 敌人妄图破坏这座桥梁。
- The enemy vainly attempted to make us fight against our own men. 敌人妄图让我们同室操戈。
- They embarked on a wild goose chase across the city in a vain attempt to find their lost son. 他们在全城徒劳奔波，无法找到失去的孩子。
- They vainly attempted to turn back the wheels of history. 他们妄图使历史车轮倒转。
- Before they fled the country, the enemy vainly attempted to destroy all the factories. 敌人在逃往国外前，妄图把所有工厂都毁掉。
- I am not disappointed because every time I leave the vain attempt behind me, I make a step forward. 我并不气馁,因为我将每一次错误的尝试抛在脑后,就等于是向前跨了一步!
- I am not disappointed, because every time I leave the vain attempt behind me, I make a step forward. 我并不气馁，因为我将每一次错误的尝试抛在脑后，就等于是又向前跨了一步。（爱迪生）
- These four men offered nothing but a vain attempt at utopia in this life and no promise of life hereafter. 这四个人只带给人虚空的盼望，一个虚假的乌托邦国度，而不是死后生命的应许。
- The two superpowers both collude and struggle with each other in a vain attempt to redivide the world. 这两个超级大国又勾结，又争夺，妄图重新瓜分世界。
