“十年间”用英语怎么说

他在十年间由办公室勤杂员升至总经理.He rose from office boy to managing director in ten years.过去的十年间,物价一直在上涨.Prices have risen steadily during the past decade.在过去五十年间, 地球一直在转暖.For the last fifty years, the globe has been warming up....