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huge; vast; enormous; colossal; extensive; large
swelling; expansion
この会社の借金は膨大な金額です。
This company's debt is an enormous amount.
彼は膨大なデータを分析しています。
He is analyzing vast amounts of data.
引っ越しで膨大な荷物を運びました。
I moved an enormous amount of luggage during the move.