ccumulation n.積累、calculation n.計算(結果)、circulation n.循環,銷路,周轉、congratulation n.祝賀,賀辭、formulation n.確切表述、insulation n.隔離,絕緣、manipulation n.操縱,操作、population n.人口
admiration n.羨慕,欽佩
expiration n.期滿
inspiration n.靈感
cancellation n.刪除,取消
distillation n.蒸餾
installation n.安裝,裝置
oscillation n.擺動,振動
collaboration n.協作,通敵
commemoration v.紀念
corporation n.公司
decoration n.裝飾物
deterioration n.退化
elaboration n.詳盡闡述
evaporation n.蒸發,升華
exploration n.勘探,考察
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