杜編說的是盒裝的早餐cereal，一般人工添加各種維生素，包括葉酸。

來源: viewfinder 於 2015-09-27 08:12:23 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.