twofold

twofold
adjective
  1. twice as great or as numerous
    两倍的
    a twofold increase in the risk.
    风险增加两倍。
    ■having two parts or elements
    有两部分的;双重的
    the twofold demands of the business and motherhood.
    干事业和做母亲的双重压力。
adverb
  1. so as to double; to twice the number or amount
    两倍地;双重地
    use increased more than twofold from 1979 to 1989.
    1979—1989年间利用率增长超过两倍。
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