资源简介

1. 倍数 + as + 形容词或副词的原级 + as + 其他。
这种结构又常演变成下列两类：
①倍数 + as + many + 可数名词复数 + as；
②倍数 + as +much + 不可数名词 + as。如：
There are seven times as many people as I expected.是我预料的人数的七倍。
There is five times as much coffee in this glass as in that one.
这个杯子里的咖啡是那个杯子里的五倍。
2. 倍数 + 形容词（或副词）的比较级 + than + 其他。如：
The hall is five times bigger than our classroom. 这个大厅的面积比我们教室大五倍。
3. 倍数 + the size / height / length / width. etc. + of + 其他。如：
This road is six times the length of that one. 这条路是那条路的六倍长。
4. 计量名词 + of + 名词 + be +倍数 + that + of + 其他。如：
The size of the newly broadened square is four times that of the previous one.
新扩建的广场为以前的四倍大。
5. 倍数+what从句。如：
The production is now three times what it was ten years ago.现在的产量是十年前的三倍。
6. 倍数 + more + 名词 + than +其他。如：
There are nine times more books in his bag than in yours.
他书包里的书比你书包里的书多九倍。
7. 其他表达。如：
She’s twice/ double my age. 她的年龄是我的两倍。
The average income of the staff has been increased by 50 percent compared with last year.
与去年相比，该单位职工的收入已增加了50%。
He runs faster than me by three times. 他跑得比我快三倍。
再来看点，其他不同的具体表达方式.
一、用 times 表示倍数（一般限于包括基数在内三倍或三倍以上的数。表示两倍的数，一般用 twice ）。其句式有：
1. “… times ＋形容词 / 副词的比较级＋ than …”例如：
line ab is three times longer than line cd.线段 ab 是（线段） cd 的三倍长。
this hall is five times bigger than our classroom.这个大厅比我们的教室大 5 倍。
2. “… times +as + 形容词 / 副词的原级＋ as …”例如：
this table is three times as long as that one.这张桌子是那张桌子的三倍长。
this dictionary is five times as thick as the one you borrowed from the library.这本词典的厚度是你从图书馆借的那本（厚度）的 5 倍。
3. “… times + the + 名词（如：size， height， weight， length， width 等）＋ of …”例如：
the earth is 49 times the size of the moon.地球的体积是月球的 49 倍。
this river is three times the depth of that one.这条河是那条河的三倍深。
4. “… times + more ＋名词＋ than …”例如：
he earns five times more money than he did ten years ago. 他现在挣的钱比十年前挣的多 5 倍。
there are twice more students in our class than in theirs. 我们班的学生人数比他们班多两倍。
5. “… times +as many （或 much ）＋名词＋ as …”例如：
we've produced twice as much cotton this year as (we did) ten years ago.
今年我们生产的棉花比十年前多了一倍。（汉语中的多一倍实际上也指两倍一样多。）
he has got three times as many books as his sister.他拥有的书的数量是他妹妹的 3 倍。
比较：
we’ve produced as much cotton his year as (we did) ten years ago. 今年我们生产的棉花和十年前一样多。
he has got as many books as his sister.他拥有的书的数量和他妹妹的一样多。
teaching is as much an art as it is a science. 教学既是一门科学，也是一门艺术。
6. “… times + what 从句”例如：
the length of the road is four times what it was three years ago.这条路的长度是三年前的 4 倍。
the price of the meat is twice what it was last year.肉价是去年的两倍。
7. “… times + up on （或 over ）…”例如：
the size of the sun is a million times over that of the earth.太阳的体积比地球的体积大一百万倍。
he is three times up on your age.他的年龄是你的 4 倍（或：比你的年龄大 3 倍）。
8. “… +by + … times ”例如：
compared with last year, our cotton output has increased by three times.与去年相比,我们的棉花产量增长了3倍。
his speed is faster than mine by four times.他的速度比我的快 4 倍。
9. “… times + compared with ＋被比较对象”例如：
the number of the students in our school has increased three times compared with 1992.我们学校的学生人数比 1992 年增加了 3 倍。
10. “… times + that of + 被比较对象”例如：
in this workshop the output of july was 5 times that of january.这个车间七月份的产量是元月份的 5 倍。
二、用分数、百分数表示倍数。例如：
the box is one-third bigger than that one.这个盒子比那个盒子大三分之一。
last year the output value of industry was 59 percent higher than that of 2005.去年工业产值比2005年增长了59%
my command of english is not half so good as yours.我英语掌握得还不及你的一半儿好。
三、用 again （一倍）, double （两倍）, triple （三倍）, fourfold （四倍）等词表示倍数。例如：
my aunt is as old again as i am.我姑姑的年龄比我大一倍。
the top-brand clothes are often sold as double the normal price here.这里名牌衣服的售价经常比正常的售价高一倍。
the new work procedure tripled the output. 新工艺使产量增加两倍。
the output of grain increased fourfold. 粮食产量增加了三倍。

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