Back to square one 从头开始

　　If this doesn't work we're back to square one.

　　如果这样不行，我们只好从头开始。

　　One way or another用某种方法，想方设法

　　We'll get out of this mess one way or another.

　　我们得想个什么办法摆脱这种困境。

　　One of a kind 独一无二的

　　He's really one of a kind and I love his songs.

　　他是真的与众不同，我喜欢他的歌。

　　All in one piece安然无恙地，完好无损的

　　All our furniture arrived all in one piece.

　　我们的家具完好无损地到了。