Lay back,it's all been done before这是什么意思?

Lay back,it's all been done before这是什么意思? Lay back it's all been done before .lay (It's Done)中文是什么意思? After it's all said and done i've never been here before,so it's all s_____ to me以s开头 填什么 all that can be done been done. It's no use regretting what has been done. 英语翻译It must have been lovebut it's over now.Lay a whisperon it's all over是什么意思 it has been done 谓语 好了 是all done 对不?完整的是啥 还是It's done There is nothing new under the sun.It has all been done befo