proportion

n.比，比率；[数学]比例（法）；面积；相称，平衡

vt.使成比例；使相称；使均衡

noun

部分 part of whole

1. 部分；份额
   a part or share of a whole
   1. Water covers a large proportion of the earth's surface.
      水覆盖了地球表面的大部分。
   2. Loam is a soil with roughly equal proportions of clay, sand and silt.
      壤土是由大约等份的黏土、沙和粉砂合成的。
   3. The proportion of regular smokers increases with age.
      习惯吸烟的人口比重随年龄的增长而上升。
   4. A higher proportion of Americans go on to higher education than is the case in Britain.
      美国人上大学的比例大于英国。

关系 relationship

2. 比例；倍数关系
   the relationship of one thing to another in size, amount, etc.
   1. The proportion of men to women in the college has changed dramatically over the years.
      近年来，这个学院的男女学生比例出现了剧变。
   2. The basic ingredients are limestone and clay in the proportion 2:1.
      基本成分是石灰石和黏土，比例为2:1。
   3. The room is very long in proportion to (= relative to) its width.
      这房间的长度比宽度大很多。
3. 正确的比例；均衡；匀称
   the correct relationship in size, degree, importance, etc. between one thing and another or between the parts of a whole
   1. You haven't drawn the figures in the foreground in proportion .
      你的前景人物画得不合比例。
   2. The head is out of proportion with the body.
      头部和身体不成比例。
   3. an impressive building with fine proportions
      比例谐调的雄伟建筑物
   4. Always try to keep a sense of proportion (= of the relative importance of different things) .
      应常记在心，事有轻重缓急之分。

大小；形状 size/shape

4. 面积；体积；规模；程度
   the measurements of sth; its size and shape
   1. This method divides the task into more manageable proportions.
      这个方法把要完成的任务划分成较为易于操作的步骤。
   2. a food shortage that could soon reach crisis proportions
      可能会很快达到危机程度的粮食短缺
   3. a room of fairly generous proportions
      相当宽敞的屋子

数学 mathematics

5. 等比关系；比例
   the equal relationship between two pairs of numbers, as in the statement ‘4 is to 8 as 6 is to 12’

名词复数形式:proportions 过去分词:proportioned 现在分词:proportioning 过去式:proportioned 第三人称单数:proportions

proportion 部分，份额，比例，匀称

来自拉丁短语pro portione,根据比例，按照部分的关系，来自pro,向前，根据，按照，portione,部分，词源同part.引申诸相关词义。

1. A high proportion of the new arrivals are skilled professionals
   新来的人中很大一部分是技术熟练的专业人士。
2. The media may be blowing it up out of proportion
   媒体可能过分夸大了此事。
3. The tension grew in inverse proportion to the distance from their final destination.
   拉力的大小与他们离终点的距离成反比。
4. A high proportion of crime is perpetrated by young males in their teens and twenties.
   很大一部分案件乃是十几岁的少年和二十多岁的青年男子所为。
5. The proportion of women in middle management has risen to 40%.
   中层管理人员中女性所占比例已经上升至40%。
6. The Northern Region has a lower proportion of owner-occupiers than any other English region.
   北部地区房屋自用的比例低于英格兰任何其他地区。
7. A substantial proportion of the population speak a French-based patois.
   人口中有一大部分说以法语为基础的混合语。
8. A high proportion of crime in any country is perpetrated by young males in their teens and twenties
   在任何国家的犯罪者中，十几二十几岁的青年男性都占了很高的比例。
9. A large proportion of the dolphins in that area will eventually die
   那片区域里的很大一部分海豚终将死去。
10. A proportion of the rent is met by the city council.
    一部分租金由市政委员会支付。
11. The proportion of women in the profession had risen to 17.3%
    从事该职业的女性比例已升高到17.3%。
12. The radio station has to include a substantial proportion of classical music.
    该电台不得不播放大量的古典音乐。
13. Women's bodies tend to have a higher proportion of fat to water.
    女性的身体内脂肪与水分的比例往往更高。
14. In the tropics plants grow to huge proportions.
    在热带，植物会长得非常高大。
15. You can vary the relative proportions of things in a picture very simply.
    你能很简单地改变一幅画中事物的相对比例。
16. The pressure in the cylinders would go up in proportion to the boiler pressure.
    汽缸内的压力会随着汽锅压力的增加而相应增加。
17. Children tend to have relatively larger heads than adults in proportion to the rest of their body.
    与成人相比，儿童头部占整个身体的比例相对较大。
18. The punishment was out of all proportion to the crime.
    罚不当罪。
19. Everything just got blown out of proportion
    所有一切都变得不可收拾了。
20. We've got to keep this in proportion.
    我们应当正确对待这一点。
21. We must not lose our sense of proportion.
    我们不能丧失主次观念。
22. There was a proportion of research, which I reckoned at not more than 30 percent, that was basic research.
    我估计基础研究的比例最多只占30%。
23. We must keep a sense of proportion about all this
    我们对所有的这些都要有轻重缓急之分。
24. The most striking feature of those statistics is the high proportion of suicides
    那些统计数据最引人注目之处是其极高的自杀率。
25. The railways will carry a far higher proportion of freight traffic
    铁路将承担比例高得多的货运量。
26. Prices rise in proportion to inflation, like boats going up with the level of the water.
    通货一膨胀，物价就涨，水涨船高嘛。
27. A large proportion of the peasant households round here own TV sets.
    这一带相当大一部分农民家庭拥有电视机。
28. The proportion of abnormal cells were most in the jujube stock.
    枣股的畸形细胞所占比例最多。
29. North Sea oil accounts for a high proportion of our export earnings.
    北海石油占我国出口收入的很大一部分。
30. The quality of your life is in direct proportion to the amount of risk you can comfortably take.
    你生活的品质和你能舒服地承担风险的数量成正比。