超市里卖的切开的苹果都不变颜色，估计泡过柠檬酸

来源: Manymore 于 2017-04-20 18:05:22 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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