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chemical carcinogen =========================== ・ 化 : [か] (suf) action of making something ・ 学 : [がく] 【名詞】 1. learning 2. scholarship 3. erudition 4. knowledge ・ 発 : [はつ] 1. (n,suf) (1) departure 2. (2) beginning 3. (3) issued by (e.g., document) 4. (4) counter for gunshots スポンサード リンク
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