我知道我们的爱走了就不再回来,但是你知道我的心里只爱你一个人......这句用英语怎么翻译

If the love between us goes away,it won't be back any longer, but you do know that you are the only one in my heart

i know our love has gone and will never return,but you know there is noly you in my heart,i love you.

I know that our love has gone away and will no longer come back, but you know I love you only...

I know that our love will no longer went back, but you know I only love you