我曾瞒着所有人，继续爱了你很久很久。

I kept on loving you for a long time.

我深深地爱（迷恋）上你很久了。

I have a crush on you for a long time.

我已经在爱里很久了。

I have long been in love with you.

我爱你很久了的英文翻译为英文

I love you for a long time.

我在内心深处爱你很久了。

I have loved you all along.

我想我会爱你很久。

I think I will love you for a long time.

只要你爱我就好。

As Long As You Love Me.

这些文案可以根据不同的情境和情感选择合适的表达方式。希望这些对你有所帮助!