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

• 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。
• 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。
• 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。
• 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。
• We have evaluated this clustering for several sample queries that restrict their search to a single group_PDB value ( i.e.," HETATOM") and found that it can improve query performance fourfold.
  我们已经通过几个将搜索限制于单个groupPDB值（即HETATOM）的样例查询评估了这种集群并发现它能够将查询性能提高四倍。
• Chinese authorities have already told Beijing that the cost of water will increase fourfold next year.
  中国的有关部门早已告诉北京，明年中国的水费价将增长四倍。
• Over the full year the deposit base doubled and the market for bonds denominated in the offshore currency grew fourfold.
  去年一年，香港离岸人民币存款的规模增长了一倍，以人民币计价的债券市场规模增长了四倍。
• The population in this area has increased fourfold.
  该地区的人口已增加到四倍。
• 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。
• In some cases output has increased more than fourfold.
  在有些情况下，产量增加了3倍多。