fourfold

英 [ˈfɔːfəʊld]

美 [ˈfɔːrfoʊld]

adj.  四倍的；四重的
adv.  四倍地；四重地

BNC.21904 / COCA.23621

英英释义

adj

• four times as great or many
  1. a fourfold increase in the dosage
  Synonym:quadruplefour-fold
• having four units or components
  1. quadruple rhythm has four beats per measure
  2. quadruplex wire
  Synonym:quadruplequadruplicatequadruplexfour-fold

adv

• by a factor of four
  1. the price of gasoline has increased fourfold over the past two years
  Synonym:four times

双语例句

• Last year, Chinese investors bought 73 tonnes of bullion, up fourfold from 18 tonnes in 2007.
  去年，中国投资者购买了73吨黄金，是2007年（18吨）的4倍。
• This paper provides a method to test the consistency of the paired fourfold table.
  给出了一种对配对四格表进行一致性检验的检验方法。
• In some cases output has increased more than fourfold.
  在有些情况下，产量增加了3倍多。
• Since 2000, annual growth rates averaging 10 per cent have raised the GDP fourfold.
  2000年以来，年均10%的增长率使得GDP增加了三倍。
• The CME expects the volume growth to mirror that of other emerging markets currency contracts, such as the Russian rouble and Brazilian real, which grew fourfold in the first half of last year.
  CME预计，人民币期货合约的交易量增长，将与其他新兴市场货币（如俄罗斯卢布和巴西雷亚尔）期货合约相仿，后者在去年上半年增长了三倍。
• Even if we halved water use and doubled production, food deficiency would still increase fourfold.
  即便我们让用水量减半、让产量加倍，食品短缺将仍然会增加到原来的4倍。
• World prices for many of these minerals have doubled in2011, on top of a fourfold increase last year.
  许多这些稀土矿产品的世界价格继去年翻两番之后，在2011年已翻了一倍。
• After five years, those women had a fourfold higher risk than average women of developing breast cancer.
  五年后，研究人员发现这些女性患乳腺癌的风险达到了普通女性的四倍。
• The supply of fist grew fourfold there.
  那里鱼的供应量增加了三倍。
• The risk is particularly high in men who develop stroke, with an almost fourfold increase.
  这个危险因素在男性中风的发生中特别的高，几乎增加了4倍。