It's for the birds 是什么意思?

It's for the birds 是什么意思? "It's for the birds"怎么翻译? Migration:It's not just for the birds that's for the birds. strictly for the birds For the Birds The Frames Short for 'It‘s'是什么意思 "What's it for?"中"for是什么意思? Birds live in it.It's an () The cage for the birds is the biggest这句英文是什么意思 It's a nice day today.The sun is shinning and the birds are 求一首英文歌.歌词好象有the sun is shining the birds are singing it's a