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喝过的易拉罐、用过的奶粉罐……你有没有想过用过后该如何处理它们呢?将它们粉饰一番做个漂亮的笔筒——这个想法不错吧!
Drinking cans, used milk cans ... Have you ever wondered what to do with them after they’ve been used? Decorate them to be beautiful pencils - a good idea!