翻译英文：癞蛤蟆想吃天鹅肉

a toad wishing to eat swan meat

癞蛤蟆想吃天鹅肉

cry for the moon

a toad wishing to eat swan meat --- an impractical dream

to crave for what one is not worthy of

beg for the moon

1． aim at the moon 妄想，痴心妄想
The schlubbier the guy, the more likely he is to persistently pursue a pretty woman.
You're prettier than I am