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来自维基百科,自由的百科全书
棉花棒(英語:cotton swab)又叫棉棒、棉签,是一種在紙製、木製或塑膠製的長軸頂端纏上脫脂棉的日用品。1920年由Leo Gerstensang发明[1]。
一般棉花棒是以紙等材質,捲成大約直徑2毫米粗的長軸,再以脫脂棉纏繞在頂端到向內1~1.5厘米處。
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