Afra, I'm brazilian, but I know spanish a little. I took all the spanish sentences in this music and I translated to english. Hope it can help you! ;)
Esta noche bailamos = Tonight we dance
Te doy toda mi vida = I give you all my life
Quedate conmigo = Stay with me
Bailamos = We dance (or "let's dance", depending on the context)
Te quiero amor mio, bailamos = I want you, my love, let's dance
Te quiero amor mio, te quiero = I want you, my love, I want you
Te quiero, mi amor = I want you, my love
Quedate conmigo, esta noche = Stay with me, tonight
Quedate mi cielo = Stay, my baby! ("cielo" means "sky", but "mi cielo" is "my sky", "my baby", "my sweet", "my love")
COMO TE QUIERO = "Oh, I want you so!" / "Oh, I love you so!" / "How I love you!"
ممكنه قسمت هاي اسپانيايي درست ترجمه نشده باشه، منتظر پيشنهادات و انتقادات شما دوستان عزيز هستم