Article
蛋的檢驗法 - How to check an egg

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

Keywords: suggestion, general knowledge,

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Article
哺乳與斷乳 - Breastfeeding and weaning

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

Keywords: breastfeeding, baby, general knowledge,

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Article
唾涎的功用 - The function of saliva

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

Keywords: health, general knowledge,

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