ratio

美音：['reɪʃoʊ] 英音：['reɪʃiəʊ]

简单释义：

n.比率；比例

v.用比例方式表达；求出…的比值；使…成比例

网络系数；速比；减速比

变形：

复数：ratios

完整释义：

1.比,比率,比值;比例;系数
2.磷氧比值
3.传动比
4.转数比
5.阻升比
6.程度
7.关系
8.级数
9.相差
10.【经济学】复本位制中金银的法定比价

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
3.使成比例

un.

1.(英国)《推理》半年刊

例句：

Studies noting the sex of babies conceived in New York during the week of the attacks found a drop in the ratio of males to females.
对恐怖袭击发生的那一周怀上的婴儿的性别进行研究，人们发现男女的比率有所下降。
The ratio between the speed of light in a vacuum and that in a material is known as the material's refractive index.
光在真空中的速度与在物体内速度的比率被称为物体的折射指数。
Floor area ratio is often used to measure density.
容积率经常被用来测算密度。
Admins can set the ratio of how much their ads are displayed to that of author ads.
管理员可以设置作者的广告被显示出来的比率。
The average adsorption ratio is only 0. 65 compared with that of a constant-adsorption process.
与等温吸附相比，快速绝热充气的吸附效率只有65%。
The fact that this ratio more than doubled in six months shows that segment equity should be watched -- and disclosed.
这一比率在过去6个月中提高了一倍多的事实显示部门的权益应该受到关注，并予以披露。
With an expense ratio of 0. 25%, 'it's been a very good fund in this category' over the long run, says Mr. Tjornehoj.
从长期来看，“这是该投资类别中很好的一个基金。”托内奥吉说道。
The damage to a concrete specimen was gradually serious with a decrease in concrete strength and a gradual increase in water cement ratio.
随着混凝土强度的降低，水灰比逐渐加大，混凝土试件在冻融循环后损伤也逐渐严重；

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