a waste of
解释
白费,浪费
例句与用法
He decried her efforts (as a waste of time).
他贬低她所作的努力(认为是浪费时间).
I've finished with gambling it's a waste of money.
我已经戒赌了--赌博完全是浪费钱财。
That's simply a waste of time.
这根本是浪费时间。
It is a waste of time to listen to his insignificant talk.
听他那些废话纯属浪费时间。
It's a waste of money betting on that old nag!
把赌金压在那匹老马上就是白扔钱!
The opposition parties have condemned the new airport as a waste of taxpayers' money.
各反对党指责修建新机场是浪费纳税人的金钱。
It's only a waste of time to speak to her.
和她说话纯粹是浪费时间。
It's a waste of time.
这是浪费时间。