back to the drawing board

US /bæk tu ðə ˈdrɔɪŋ bɔrd/
UK /bæk tu ðə ˈdrɔɪŋ bɔrd/
"back to the drawing board" picture
1.

从头再来, 回到起点

to start again on a plan or idea because the previous one has failed

:
Our first attempt failed, so it's back to the drawing board.
我们第一次尝试失败了,所以要从头再来
The client rejected the design, so we're back to the drawing board.
客户拒绝了设计,所以我们要从头再来