increase threefold編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看increase threefoldincrease threefold — 動詞動詞1. to become or make something three times as much or as many1.動詞釋義增加三倍to become or make something three times as much or as many例句The company's profits increased threefold in the last year.