您說的"為了安全而設計的"是指什麽? 能不能再解釋一下? 是保證燒掉漏出的氣嗎?

來源: Tendy 於 2012-03-14 11:06:45 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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