abacus読み方
発音記号・読み方: [ 'æbəkəs ]
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- abacus日本語の意味：abacus n. そろばん.【動詞＋】The abacus was employed in England until late in the 12th century. そろばんは 12 世紀末までイギリスで使われていたuse an abacus to calculate a sum 金額を計算するのにそろばんを用いる.【前置詞＋】The calculations ar
