摩擦生電，這是人類最古老的辦法。台彎人的確很聰明。這方法既環保又愉悅。可以推廣。

來源: Xfollower 於 2015-04-17 11:09:28 [舊帖] [給我悄悄話] 本文已被閱讀：次

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