one and only片语

唯一的、仅有的

This is the one and only copy of the contract we have.

这是我们手上唯一的一份合约副本。

独一无二的、举世无双的用于强调

Ladies and gentlemen, please welcome the one and only Mariachi Queen!

各位观众，请欢迎独一无二的墨西哥歌后。

唯一的爱人、心中唯一口语

After twenty years, she is still his one and only.

二十年过去，她依然是他心中唯一的爱人。