1.四倍的,四重的
1.四倍地,四重地
1.by four times the amount
1.four times as much, or four times as many
2.consisting of four parts
1.Rwanda's population would rise fourfold, to 42m, giving it a density five times that of Japan.
卢旺达的人口将增加四倍，达到4200万，这将使它的人口密度达到日本的五倍。
2.Within a decade, he said, Tsinghua's life sciences department will expand fourfold.
施博士说，“十年内，清华的生命科学系将扩大四倍”。
3.Another big government-funded study found that vitamin D deficiency can raise the risk of mental impairment up to fourfold.
另一个政府资助的大型研究发现，维生素D缺乏可以使这种大脑损坏的风险增加四倍。
4.A report of Education Department estimated that there was fourfold quantity in Chinese students and teacher than America.
教育部的一份报告估计中国的学生和老师的比例比美国高四倍。
5.During this period the number of passengers carried has grown fourfold and the quantity of good transported tenfold.
在这段期间，载送的乘客数量增为原有的4倍，运送的货物量增为原有的10倍。
6.And in terms of funds raised, this new vehicle, CIPEF's fifth, is nearly fourfold the size of its previous one (at $617m).
这只新基金是CIPEF旗下的第五个投资工具，按照融资额计算，其规模接近前一个投资工具（6.17亿美元）的4倍。
7.That is a fourfold increase from a year ago, and largely due to soaring sales in emerging markets.
这一数据是一年前的4倍，主要由于新兴市场销售量增加而获得。
8.Meanwhile, the S&P 500 Oil & Gas E&P index has risen more than fourfold since the start of this decade.
与此同时，标准普尔500石油天然气勘探开采指数（S&P500Oil&GasE&Pindex）自本世纪初以来累计上涨了三倍以上。
9.Further down the supply chain, garlic prices have jumped tenfold on wholesale markets in big cities and fourfold nationwide.
沿供应链向下，其大城市批发价格跳升十倍，而全国售价则上升四倍。
10.A fourfold increase in oil prices since the 1990s has rearranged both consumer and producer incentives.
自二十世纪九十年代以来，石油价格已经上涨了四倍，这大大改变了对消费者和厂家的生产消费活动。