Article
山的成因 - The cause of mountains

Language level: Baihua

Persons:
繭翁 Jian Weng (Author)

Notes:
常識談話

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Article
打嚏的作用 - The function of sneeze

Language level: Baihua

Persons:
繭翁 Jian Weng (Author)

Notes:
常識談話

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Article
頭暈的現象 - The phenomenon of megrim

Language level: Baihua

Persons:
繭翁 Jian Weng (Author)

Notes:
常識談話

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