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
- a fourfold increase in the dosage
- having four units or components
- quadruple rhythm has four beats per measure
- quadruplex wire
adv
- by a factor of four
- the price of gasoline has increased fourfold over the past two years
双语例句
- 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。 - Over the same period copper prices have risen fourfold.
而同期，铜价上涨了3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。 - Fourfold or greater change in serum antibody titer to Y.pestis F1 antigen.
耶尔森氏鼠疫杆菌F1抗原的血清抗体滴度升高4倍或更高。 - 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。 - 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。 - 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。 - Higher demand for solar energy, triggered by concerns about global warming, will drive a fourfold increase in the annual revenues of the global solar equipment industry from$ 20bn last year to$ 90bn in 2010, according to projections published today.
今日即将发布的预测显示，人们对全球变暖的担忧，导致太阳能需求上升，这将推动全球太阳能设备行业的年收入增长3倍，从去年的200亿美元，到2010年时增至900亿美元。 - If the threat of rabies arose every five years, targeting all the wolves in the corridors would cut the risk of extinction over a20-year period by fourfold.
如果对居住于峡谷内的所有狼群每五年开展一次狂犬病治疗，在20年内，埃塞俄比亚狼种灭亡的可能性将降低四倍。