| 单词 | 之比 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔compute〕Compute the ratio of the object's height to its weight.计算一下该物体的高度和重量之比。剑桥高阶〔electric intensity〕The ratio of the electrostatic force exerted on a body to the charge on the body.电场强度：特体所受的静电力与物体电荷之比美国传统〔gear ratio〕The ratio of the speed of rotation of the powered gear of a gear train to that of the final or driven gear.齿轮速比：齿轮传动系的原动件的转动速度与最末件或从动件的速度之比美国传统〔gyromagnetic ratio〕The ratio of the magnetic moment to the intrinsic angular momentum of a spinning particle.回转磁比率：一个旋转粒子的磁矩与其内部角动量之比美国传统〔luminous efficiency〕The ratio of the total luminous flux to the total radiant flux of an emitting source.发光系数：任何光源所辐射的总光通量与该光源总辐射通量之比美国传统〔measure〕The price of housing relative to income is an important measure of real income.房价与收入之比是衡量实际收入的一个重要指标。牛津搭配〔rational function〕A function that can be expressed as a quotient of polynomials.有理函数：可以表现为多项式之比的函数美国传统〔rational number〕A number capable of being expressed as an integer or a quotient of integers, excluding zero as a denominator.有理数：一个能用整数或整数之比表达的数字，但零不能做分母美国传统〔rational〕Mathematics Capable of being expressed as a quotient of integers.【数学】 有理的，有理数的：能够变成整数之比的形式的美国传统〔ratio〕The bottom chart shows the ratio of personal debt to personal income.下面的图表显示了个人负债与个人收入之比。柯林斯高阶〔reflectance〕The ratio of the total amount of radiation, as of light, reflected by a surface to the total amount of radiation incident on the surface.反射比：被表面反射的辐射（如光）总量与入射到表面上的辐射总量之比美国传统〔secant〕The ratio of the length of this line to the length of the radius of the circle.正割值：这条线的长度与圆半径之比美国传统〔sine〕In a right triangle, the ratio of the length of the side opposite an acute angle to the length of the hypotenuse.正弦：在一个直角三角形中，锐角所对边长度与斜边长度之比美国传统〔staff〕There are two students to every member of staff.师生人数之比为一名教师对两名学生。英汉大词典〔therapeutic index〕The ratio between the toxic dose and the therapeutic dose of a drug, used as a measure of the relative safety of the drug for a particular treatment.治疗指数：药物中毒剂量与治疗剂量之比，作为该药物对某一治疗的相对安全性的衡量美国传统〔transmittance〕Physics The ratio of the radiant energy transmitted to the total radiant energy incident on a given body.【物理学】 透射：透过特定物体的辐射能量与射入这个物体的总辐射能量之比美国传统Compute the ratio of the object's height to its weight.计算出这个物体的高度和重量之比。剑桥国际The ratio of men to women at the conference was ten to one/10:1.出席大会的男女之比是十比一。剑桥国际 |
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