求翻译：你的背影总是让我难忘，见到你，我很开心，但又很拘束，我不知道如何去面对！假如有一天，我们在一起了，我会发誓永远爱你！是什么意思？

Your back always makes me forget, see you, I'm very happy, but very relaxed, I do not know how to face! If one day, we have together, I will swear to love you forever!