“数学和图表”的学术雅思词汇

logarithm

名词

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(对数函数)

对数

a mathematical function that represents the exponent to which a fixed number, called the base, must be raised to produce a given number

示例

Click on words

In the logarithm log₂(8) = 3, the base 2 raised to the power of 3 equals 8.

She used the logarithm to solve complex exponential equations in her mathematics class.

theorem

名词

th

θ

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(公理)

定理

a statement or proposition that has been proven to be true based on previously established axioms, definitions, and other theorems within a particular mathematical or logical system

vector

名词

v

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(矢量)

向量

an ordered set of numbers that describes both magnitude and direction, commonly used to represent quantities like displacement, velocity, or force in physics and engineering

function

名词

f

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n

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io

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n

(可变数量)

函数

(mathematics) a quantity whose value changes according to another quantity's varying value

pi

名词

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(π)

圆周率

a mathematical constant representing the ratio of a circle's circumference to its diameter, approximately equal to 3.14159

series

名词

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(序列和)

级数

a mathematical representation of the sum of the terms of a sequence, often denoted by the symbol Σ (sigma), where the terms are added together in a specified order

trigonometry

名词

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(三角函数)

三角学

a branch of mathematics that deals with the relationships between the angles and sides of triangles

quotient

名词

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oʊ

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ʃ

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(商数)

商

the result obtained by dividing one quantity or number by another, expressed as the outcome of a division operation

hypotenuse

名词

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t

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(斜侧)

斜边

the longest side of a right-angled triangle, opposite the right angle, and defined as the side opposite the right angle in a right-angled triangle

interval

名词

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ɪ

n

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(区段)

区间

a set of real numbers that includes all the numbers between any two specified numbers within the set

median

名词

m

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d

ia

iə

n

(中值)

中位数

a statistical measure that represents the middle value of a data set when the values are arranged in ascending or descending order

mean

名词

m

ea

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n

(平均值)

均值

(mathematics) the average value of a set of quantities calculated by adding them, and dividing them by the total number of the quantities

cluster

名词

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l

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(聚集)

簇

a grouping or concentration of data points in a specific region, often used in statistics and data analysis to describe a set of values that are close to each other

sector

名词

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(划分)

扇形

a portion of a circle, defined by an arc and the two radii that connect the arc's endpoints to the circle's center

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