马西博士怀疑，他的这个拥有地球质量四十五倍的新发现星体有一个岩层核心构成，并被一层很厚实的氢气与氦气层笼罩。
Dr Marcy suspects that his new discovery, which has about 45 times the mass of the Earth, is composed of a rocky core surrounded by a thick envelope of hydrogen and helium gas.
美国现在的人口大约是十五世纪佛罗伦萨的一千倍.
There are roughly a thousand times as many people alive in the US right now as lived in Florence during the fifteenth century.
一件开场前仅重200克的球衣在四十五分钟后居然会增重两点五倍。
A shirt that weighed 200 grams at the beginning of a match can weigh up to two-and-a-half times as much just 45 minutes later.
Walton梦寐以求的那把大提琴在十五年间身价就涨了2倍。
The cello coveted by Mr Walton has tripled in value in 15 years.
一个吸烟者血液中一氧化碳的水平比正常值高出四倍，而在重度抽烟者的血液里，则可能高出十五倍之多。
The level of carbon monoxide in a smoker's blood is four times higher than normal, and it can be as much as fifteen times higher in the blood of heavy smokers.
世界人口正以每三十五年增加一倍的速度增长。
这项刊载在十一月十五日出刊的“国际癌症期刊”研究发现，“饮用滚烫饮料”罹患癌症的机率将提高四倍。
The study in the November 15th issue of the International Journal of cancer found that "the consumption of very hot drinks" raised the risk of cancer by as much as four times.
火星将于黄昏时分升起，在午夜时高挂天空，这颗橘色火球的亮度比夏季天空中最明亮的星星还高出十五倍。
It will rise at sunset and loom high at midnight, an orange beacon 15 times as bright as the leading stars of summer.
但是按照摩尔定律计算机的性能每十八个月翻一番，所以一台PC将会每十五年增长一千倍。
But according to Moore's Law the performance of computers will double each 18 month, so a PC will grow in performance by a factor of about 1000 each 15 years.
糖尿病若未予治疗，则引起失明的机会为一般人的二十五倍。
If not treated diabetes, the cause of blindness for most people the opportunity to 25 times.
另外一个好处：竹子作为一种硬木树可吸收四倍二氧化碳，并释放更多的氧气，大概超过百分之三十五。
An added bonus: Bamboo absorbs four times as much carbon dioxide as a stand of hardwood trees and releases 35 percent more oxygen.
到2011年，数据应用将产生近百分之三十五的无线服务的收入，超过2007年的两倍份额。
By 2011, data applications will generate nearly 35 percent of wireless services revenue, more than twice the 2007 share.
但是，每公顷被征收耕地的安置补助费，最覆富得超过被征收前三年平均年产值的十五倍。
But the maximum resettlement fee per hectare of land expropriated shall not exceed 15 times of the average annual output value of the three years prior to the expropriation.
但是，每公顷被征收耕地的安置补助费，最覆富得超过被征收前三年平均年产值的十五倍。
But the maximum resettlement fee per hectare of land expropriated shall not exceed 15 times of the average annual output value of the three years prior to the expropriation.
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