音标与读法

这里为大家介绍下ratio 是什么意思，希望能帮助到各位朋友。

音标：[ "reiʃiəu ]名词复数:ratios

中英文翻译

n.

(pl. ratios)

1.比，比率，比值；比例；系数。

2.【经济学】复本位制中金银的法定比价。

短语和例子

the ratio 3:2 (读作 the ratio of three to two )3对2之比。 arithmetical ratio 公差，算术比。 direct ratio 正比。 inverse [reciprocal] ratio反比。 current ratio 电流比，电流变换系数。 nutritive ratio 营养率。

vt.

1.用比例方式表达；求出…的比值；使…成比例。

2.将(相片)按比例放大或缩小。

the relation between things (or parts of things) with respect to their comparative quantity, magnitude, or degree; "an inordinate proportion of the book is given over to quotations"; "a dry martini has a large proportion of gin"

同义词：proportion,

the relative magnitudes of two quantities (usually expressed as a quotient)

In mathematics, a ratio is a relationship between two numbers of the same kindWentworth, p. 55 (e.

例句与用法

1.The cross ratio he called anharmonic ratio .

他把交比叫作非调和比。

2.Population can increase in a geometric ratio .

人口可以按几何级数增长。

3.The ratio between the two sides is one to four .

双方人数对比是一对四。

4.Scientists are trying to increase that ratio .

科学家正设法增加这个比率。

5.This is the prime ratio of the nascent increments .

这是最初增量的最初比。

6.Subsistence only increases in an arithmetic ratio .

生活资料只能按算术级数增长。

7.A step-down transformer has a turns ratio less than 1 .

降压变压器的匝数比小于1。

8.As a result, a more even air-fuel ratio is maintained .

因此，能维持合适的空气与燃料之比。

9.Higher ratios can be used with more exotic fuels .

采用较特殊燃料时，可以采用较高的压缩比。

10.Pruning, by removing part of the top, alters this ratio .

修剪通过剪除部分树冠而改变根冠比。

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