Why can't I remember? 我怎么就记不起来呢

13. Santa Claus, the tooth fairy, prince charming--
    圣诞老人 小牙仙 白马王子
14. they were so close, you could taste them.
    他们近在咫尺 伸手可触
15. There's something missing, some specific ingredient.
    肯定还缺了什么 某种特殊的原料
16. Why can't I remember?
    我怎么就记不起来呢
17. But eventually you grow up.
    但你最终会长大
18. One day you open your eyes,
    某天你睁开双眼
19. and the fairy tale disappears.
    童话就消失不见了

来自《实习医生格蕾 第一季 第八集 Grey's Anatomy S01E08》第 16 行