1.倍数 as 形容词原级 as …
2.倍数 形容词比较级 than …
3.倍数 the 名词 (size/length/width/height...)of...
4.倍数 that of …
5.倍数 形容词性物主代词 名词
6.倍数 what 从句
7.用double, triple, threefold, fourfold等表倍数
8.倍数 as many/much 名词 as 被比较对象
9.倍数 more 名词（可数或不可数） than 被比对象。如：
10.分数/百分数（one-third /30%） 形容词比较级 than …
1.倍数 as 形容词原级 as …
《朗文当代高级英语辞典》第五版第2745页twice词条
They employ 90 people, twice as many as last year.
他们雇用了90人，是去年的两倍。
Interest rates are twice as high as those of our competitors.
利率是我们竞争对手的两倍高。
《柯林斯高阶英汉双解学习词典》第2868页twice词条
The figure of seventy-million pounds was twice as big as expected.
《牛津高阶英汉双解词典》第八版第2252页twice词条2
At 56 he’s twice her age. 他56岁，年龄比她大一倍。
《韦氏高阶英汉双解词典》第2268页twice词条2
He must be twice her age. 他的岁数肯定是她的两倍。
He could earn twice his present salary at the new job.
做这份新工作他的薪水会比现在多一倍。
《文馨当代英汉词典》第1934页twice词条
She’s twice my age. = She’s twice as old as I am. 她的年龄比我大一倍。
6.倍数 what 从句
《朗文当代高级英语辞典》第五版第724页double词条
double: twice as big, twice as much, or twice as many是…两倍那么多
The value of the house is double what it was. 这幢房子的价值比原来翻了一番。
《朗文当代高级英语辞典》第二版第1669页twice词条
He eats twice what you eat/twice the amount that you eat.
他的食量比你大一倍。
7.用double, triple, threefold, fourfold等表示倍数
《麦克米伦高阶英汉双解词典》第1353页more词条
more than double/triple etc增加一倍/两倍多等
During the past five years, the number of traffic accidents has more than doubled.
在过去的5年里，交通事故的数量增加了1倍多。
《朗文当代高级英语辞典》第五版第724页double词条
double（使）加倍
Within two years the company had doubled in size.
在两年时间内，这家公司的规模扩大了一倍。
The church as doubled its membership in the last five years.
这座教堂的公众在过去的五年里增加了一倍。
A promise was given to double the number of police on duty.
已有承诺要将执勤的警察人数加倍。
double: twice as big, twice as much, or twice as many是…两倍那么多
We’ll need double this amount for eight people. 八个人的话我们要加一倍的量。
The value of the house is double what it was. 这幢房子的价值比原来翻了一番。
《朗文当代高级英语辞典》第五版第1282页increase词条
Visits to the site have increased threefold since May.
来这里的参观者自5月起已增至原来的三倍。
double/triple翻一番/增加两倍
Since 1950, the number of people dying from cancer has almost doubled.
自1950年以来，癌症死亡人数几乎增加了一倍。
double/triple增加一倍/增加两倍
The airline plans to double the number of passengers it carried by 2015.
这家航空公司计划到2015年时使乘客人数翻一番。
High blood pressure triples the risk of strokes. 高血压使中风的危险增加了两倍。
《剑桥高阶英汉双解词典》第643页double词条
I paid double (= twice as much) for those trousers before the sale.
降价前我买这条裤子花了两倍的价钱。
Electrical goods are almost double the price they were a few years ago.
与几年前相比，电器类商品的价格几乎翻了一番。
double翻一番；加一倍
The government aims to double the number of students in higher education within 25 years.
政府计划在25年内使高校生人数翻一番。
Company profits have doubled since the introduction of new technology.
自从引进新技术后，公司的利润增加了一倍。
triple
《朗文当代高级英语辞典》第五版第2723页triple词条
triple三倍的；三重的
The rail system has triple the overage number of accidents.
铁路系统事故是事故平均数量的三倍。
triple（使）成为三倍，增加两倍
The company has tripled in size. 这家公司的规模已扩大了两倍。
We expect to triple our profits next year. 我们期望明年利润增加两倍。
《韦氏高阶英汉双解词典》第2250页triple词条
triple使变为三倍；使增加三倍
He tripled his winnings at the track. 他在径赛项目上赢得的钱增加了两倍。
triple变为三倍；增加两倍
The town’s population has tripled in size. 小镇的人口增加了两倍。
triple（尺寸或数量）三倍的
She got a new job with triple the salary of her old one.
她找到了一份新工作，薪水是以前的三倍。
《柯林斯高阶英汉双解学习词典》第2845页triple词条
triple（使）变成三倍；（使）增至三倍
I got a fantastic new job and my salary tripled.
我得到了一份非常好的新工作，薪水涨到了原来的3倍。
The Exhibition has tripled in size from last year.
展览会规模自去年已经扩至3倍。
The merger puts the firm in a position to triple its earnings.
合并可使公司利润增长两倍。
triple the是…的三倍
The mine reportedly had an accident rate triple the national average.
据报道，该矿事故发生率是全国平均水平的3倍。
The kitchen is triple the size it once was. 厨房面积扩为原先的3倍。
threefold
《朗文当代高级英语辞典》第五版第2653页threefold词条
threefold三倍的
increase production threefold让产量增长三倍
fourfold
《韦氏高阶英汉双解词典》第842页fourfold词条
fourfold: four times as great or as many四倍；四重
There has been a fourfold increase in membership this year.
今年的会员数增长了四倍。
Member has increased fourfold. 会员数已经增长到了四倍。
8.倍数 as many/much 名词 as 被比较对象
《朗文当代高级英语辞典》第五版第1536页many词条
The company now employs four times as many women as men.
《韦氏高阶英汉双解词典》第2205页time词条17
Her salary is five times greater than mine.
=She earns five times as much money as I do. 她的薪水是我的五倍。
《韦氏高阶英汉双解词典》第950页half词条
If 100 people were expected and 50 came, only half as many people came as were expected.
若预计人数为100，实到人数为50，则实到人数为预计人数的一半。
《柯林斯高阶英汉双解学习词典》第2787页time词条15
He polled four times as many votes as his rival.
他得到的选票数是竞争对手的4倍。
《剑桥高阶英汉双解词典》第2435页twice词条
There are twice as many houses in this area as there used to be.
这个地方的房屋数量是从前的两倍。
《牛津高阶英汉双解词典》第八版第2252页twice词条2
twice: double in quantity, rate, etc. 两倍
Cats sleep twice as much as people. 猫睡觉的时间比人长一倍。
《麦克米伦高阶英汉双解词典》第1365页much词条
The United States uses twice as much energy as the whole of Europe.
美国使用的能源是整个欧洲的两倍。
9.倍数 more 名词（可数或不可数） than 被比对象。
《COBUILD英汉双解词典》第1255页more词条
I’m changing my job for four times more money.
我正在调换一个工资要多四倍的职业。（可以理解为省略了as before）
《剑桥高阶英汉双解词典》第1417页more词条
It was a hundred times more fun than I’d expected.
那比我期待的要有钱百倍。
《麦克米伦高阶英汉双解词典》第1353页more词条
We’ve had five times more rain than normal for this time of year.
我们这儿今年这个时候下的雨要比正常时节多出了5倍。
10.分数/百分数（one-third /30%） 形容词比较级 than …
《现代英语用法词典》（修订版 张道真主编）第1614页than词条
They produced 53 per cent more steel in 1925 than they did in 1914.
当然，对于高考来说，前五种出现较多。（欢迎实例补充）
2017年9月4日
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