這聽說有淨化空氣的作用。我買了兩個，

來源: littlecat8 於 2015-11-06 14:11:49 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

很容易壞, 而且鹽會溶化。不建議買

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