| 单词 | 常数 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔ellipse〕The locus of points for which the sum of the distances from each point to two fixed points is equal.椭圆：到两定点的距离的和为常数的点的轨道美国传统〔limit〕The engine was still reading well above normal limits.发动机的读数仍远高于正常数值。牛津搭配〔multiplicity〕American scientists found an unnatural multiplicity of anthrax strains in tissue from the victims.美国科学家在患者的组织中发现超乎寻常数量的炭疽菌株。外研社新世纪〔partial derivative〕The derivative with respect to a single variable of a function of two or more variables, regarding other variables as constants.偏微商：多变量函数对其中一个变量的微商，其余变量视作常数美国传统〔partial differentiation〕Differentiation with respect to a single variable in a function of several variables, regarding other variables as constants.偏微分法：多变量函数中对其中一个变量进行微分，其余变量视作常数美国传统〔polydactyl〕A person or an animal having more than the normal number of digits.多指（或趾）畸形的人（或动物）：有超过正常数目足趾或手指的人或动物美国传统〔polydactyl〕Having more than the normal number of digits.多指（或趾）畸形的：有超过正常数目的足趾或手指的美国传统〔power series〕A sum of successively higher integral powers of a variable or combination of variables, each multiplied by a constant coefficient.幂级数：变量或变量组合的连续高等整幂方的总数，每项与常数系数相乘美国传统〔scalar〕A device that yields an output equal to the input multiplied by a constant, as in a linear amplifier.放大器：一种其产生的输出值是输入值与某常数乘积的装置，如线性放大器美国传统〔split〕A drink of half the usual quantity.通常数量一半的饮料美国传统〔surcharge〕An additional sum added to the usual amount or cost.额外费，附加费：对正常数量或成本额外增加的数量美国传统The speed of light is an important constant. 光速是一个重要的常数。译典通 |
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