Word · Frequency #7480
coefficient
系数
A constant by which an algebraic term, such as a variable, is multiplied.
- 1.
A constant by which an algebraic term is multiplied.
- 2.
a constant number that serves as a measure of some property or characteristic
作为某种性质或特征的度量常数的常数
- 3.
An entry of a matrix.
- 4.
A number, value, or item that serves as a measure of some property or characteristic.
系数；常量；矩阵元素；矩阵的元；作为某种性质或特征的度量常数的常数；系数；[计] 系数
In use
In the algebra problem, the coefficient of x is 3.
The drag coefficient of the new airplane model is impressively low.
A correlation coefficient close to 1 indicates a strong positive relationship.
coefficient of [noun]
The coefficient of friction is a dimensionless scalar value.
摩擦系数是一个无量纲标量值。
[adjective] coefficient
The correlation coefficient ranges from -1 to 1.
相关系数范围从-1到1。
coefficient for [noun]
Connections
Collocations
- correlation coefficient
- 相关系数
- The correlation coefficient between the two variables is 0.85.这两个变量之间的相关系数为0.85。
- coefficient of determination
- 决定系数
- The coefficient of determination indicates how well the model fits the data.决定系数表示模型对数据的拟合程度。
- coefficient of variation
- 变异系数
- The coefficient of variation is used to compare the relative variability of datasets.变异系数用于比较数据集的相对变异性。
- coefficient of friction
- 摩擦系数
- The coefficient of friction between the tire and the road is low on wet surfaces.轮胎与路面之间的摩擦系数在潮湿路面上较低。
- coefficient of expansion
- 膨胀系数
- The coefficient of expansion of the material must be considered in the design.
Learner notes
Memory Tip
想象一群人(co)高效(efficient)合作，系数就是衡量他们协作效率的常数。
Context & Register
该词多用于数学、物理、统计等专业领域的正式语境中，常见于学术论文、技术报告及教科书。
Grammar Note
可数名词，常与介词 of 连用。
Pronunciation & Spelling
All four words rhyme with coefficient (which ends in /fɪʃənt/). Note that 'patient' ends similarly in sound (/peɪʃənt/) but is spelled differently and does not rhyme due to the vowel.
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.