Article
白鞋擦粉法 - Covering White Shoes with Powder

Column title: 常識 - Common Knowledge
Subject matters: 新知 - new knowledge,
Language level: Baihua

Keywords: general knowledge,

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Article
食物驗毒方法 - Food Poison Detection

Column title: 常識 - Common Knowledge
Subject matters: 新知 - new knowledge,
Language level: Baihua

Keywords: general knowledge,

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Article
小常識:去車污漬 - One Small Tip: How to Wash Diesel Oil Stains

Column title: 常識 - Common Knowledge
Subject matters: 新知 - new knowledge,
Language level: Baihua

Keywords: general knowledge,

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