因为上面有厚厚一层油阻止水蒸气蒸发带走热量啊

来源: dididar 于 2018-10-14 10:49:08 [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.