What does Juliet mean in the lines my only love sprung from my only hate too early seen unknown and known too late?

In Act 1 of 'Romeo and Juliet', Juliet says that ' my only love sprung from my only hate too early seen unknown and known to late.' When Juliet says ' my only love' this implies to the reader that this is Juliet's first account of feeling true love as she has never loved before. When Juliet states that her love 'sprung' this implies that her feelings for Romeo was not expected at all. Juliet describes her love springing from her 'only hate' this illustrates that her love sprung from her only hate the Montagues due to her only being raised to hate the Montagues because of the family feud.