在一起时不要说永远，分手后不要说曾经。

Don't say never, when after break up don't say once.

youdao

在一起时不要说永远，分手后不要说曾经。

Don't say forever when you are together, don't say once after breaking up.

youdao

在一起时不要说永远，分手后不要说曾经。

Don't say forever when you are together, don't say once after breaking up.

youdao