無(な)い物(もの)ねだりasking for the moon, asking for too much

無(な)い物(もの)ねだりをするのは時間(じかん)の無駄(むだ)だ。

Asking for the moon is a waste of time. {asking for the moon, asking for too much}

子供(こども)が無(な)い物(もの)ねだりをするので呆(あき)れています。

I'm exasperated because the child is asking for the moon. {asking for the moon, asking for too much}

不可能(ふかのう)なものを手(て)に入(い)れたいと願(ねが)うのは無(な)い物(もの)ねだりだ。

Wishing for something impossible is like asking for the moon. {asking for the moon, asking for too much}

子供(こども)ならまだしも、大人(おとな)が無(な)い物(もの)ねだりをするなんてみっともない。

It's unseemly for adults to ask for things they can't have, much less for children. It's like they're asking for the moon. {asking for the moon, asking for too much}

両親(りょうしん)に向(む)かって無(な)い物(もの)ねだりをするとは…彼(かれ)はなんて諦(あきら)めが悪(わる)いのでしょう。

Asking for the moon from his parents… He surely doesn't know when to quit. {asking for the moon, asking for too much}