1. Ask for the moon (异想天开、想入非非)
Don't ask for the moon. Be reasonable!
别想入非非了,现实点吧!
2. Moon away (虚度,白白浪费)
Are you going to moon away the whole of your life ?
你就准备虚度整个人生的时光吗?
3. Once in a blue moon (千载难逢、百年不遇)
She visits us once in a blue moon.
她难得来看我们一次。
4. Be over the moon (欣喜若狂)
They're over the moon about their trip to China.
他们为这次中国之行高兴极了。
5. Promise (sb.)the moon (空口许诺)
He promised her the stars and the moon, but he never even bought her flowers.
他向她许诺摘星星、摘月亮,可是连鲜花都没买过。
6. Bark at the moon (徒劳无功)
Telling her that she's misinformed is just barking at the moon.
跟她讲她听到的不对也是白费功夫。