It' s useless for us to continue.
我们继续下去是徒劳的.
"Denial to me is vain," replied Mr. Brownlow.
“在我面前抵赖是徒劳的，”布朗劳先生说。
It' s no use wishing for things you can' t have.
想要得不到的事物是徒劳的.
What they do is a Sisyphean task.
他们所干的活是徒劳的苦役。
It was useless to try to "stabilize the dying reactionary situation."
试图稳定垂死的反动局面是徒劳的。
The most futile of the expeditions was the Children's Crusade, which took place in 1212.
最徒劳的远征是1212年的儿童十字军。
In vain they rush frantically round from place to place,
他们到处狂奔乱跑，那样是徒劳的，
indulged herself with idle daydreams.
让自己沉溺于徒劳的白日梦中
indulged herself with idle daydreams.See Synonyms atpamper
让自己沉溺于徒劳的白日梦中参见
Futile or idle labor or thought.
徒劳，空想无用的或徒然的劳动或想法
It was a vain effort.
这种努力是徒劳无益的。
You're knocking your head against a brick wall.
你在做徒劳无益的事。
All his efforts were without avail.
他的所有努力都是徒劳无益的。
instead of looking vainly for some fixed time.
而不是徒劳地总要找某段固定的时间，
There is no use in looking for that lost gold watch.
寻找那只丢失了的金表只是徒劳。
It's no use praying for the weather to change.
祈求天气变化是徒劳无益的。
All my work was in vain.
我所做的所有工作都徒劳无益。
The barrenness of their effort be due to poor management
他们努力的徒劳无益归咎於管理不善