four-fold

英 ['fɔːfəʊld]

美

a. 四倍的；四重的；四垒的
adv. 四倍；四重

双语例句

• As such, requirements must be considered from this four-fold vantage point, or in some similar manner.
  因此，需求必须从四个角度来考虑，或者用一些其它的方式来看。
• An ongoing trial in Uganda shows that coverage rates have increased by from two-fold to four-fold.
  目前在乌干达进行的一项试验表明，覆盖率已由两倍增至四倍。
• A molecule cannot have a three-fold axis and a four-fold axis in the same direction.
  一个分子不能在同一方向上有一个三重轴和一个四重轴。
• The studies of apple polysaccharides precipitation process showed that the better conditions were concentrated four-fold and adding ethanol of 4 times.
  通过苹果多糖醇沉工艺研究，确定苹果多糖的沉淀条件为浓缩4倍，乙醇添加量为4倍。
• The four-fold increase in oil prices imposed by opec.
  “欧佩克”石油价格的四倍上涨。
• A four-fold division has been proposed for the first time and concrete opinions have been put forward for the determination of the location of the boundary between the Ordovician and Sil-urian.
  首次提出了该区志留系四分方案，并为确定奥陶系与志留系的界线位置提出了具体意见。
• Suspicious trading ahead of large US mergers and acquisitions has risen four-fold in the past five years, suggesting that the recent M& a boom might have sparked an even bigger increase in insider trading, according to analysis commissioned by the financial times.
  一项由英国《金融时报》委托进行的分析显示，在过去五年中，美国大型并购活动前的可疑交易增加了四倍，意味着最近的并购热潮可能引致更多的内幕交易。
• The Uganda National Tuberculosis and Leprosy Programme calculates that HIV has led to a four-fold increase in TB cases in that country alone.
  乌干达国家结核病和麻风病项目计算出了仅仅在该国艾滋病已经导致了结核病病例增加到了原来的4倍。
• The principal advantage over the old-fashioned machine is a four-fold reduction in weight.
  与旧式机器比，主要特点是重量减少了四分之三。
• Finally, crystallized D-ribose was precipitated by adding four-fold amount of ethanol into the enriched effluent.
  解吸液浓缩后加入四倍量乙醇，可得到结晶D-核糖。