Có lẽ nhiều năm về sau,khi anh đã yêu người khác,khi tình cờ mình trò chuyện với nhau, thì anh mới thấy "trước kia khi yêu em, anh đã bỏ lỡ quá nhiều thứ,bỏ lỡ cả em.
Perhaps many years later, when he fell in love the other person, when his chance to chat with each other, you will see the "previously when love you I have missed so much, Miss all of you.
Perhaps many years later, when he fell in love with someone else, when his casually chatting, he can see the "before the love you, I've missed so much, I miss both.