SAT
数字化SAT学习词汇：数学术语、语境词汇和语法，用简明英语和8种语言解释。AUSLEX与College Board无关。
已审核词条
372 个词条先从数学英语术语开始：许多学生会做数学题，却因英文表述失分。语境词汇、语法规则卡和原创练习题正在陆续添加。SAT是College Board的商标，最新考试信息请查看官网。
数字化SAT一览
| 阅读与写作 | 54题，两个32分钟模块（共64分钟）；每题配一篇短文。 |
|---|---|
| 数学 | 44题，两个35分钟模块（共70分钟）；所有题目都可用计算器（内置Desmos）；部分题需自行填写答案。 |
| 总计 | 2小时14分钟，另有10分钟休息；每部分第二模块根据第一模块表现调整难度；总分400–1600。 |
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dispel
verb消除（疑虑）
To make a belief or feeling disappear.
The study dispels the myth that reading in dim light damages eyes.
该研究消除了在昏暗光线下看书会损伤眼睛的误解。distance formula
noun距离公式
The formula for the distance between two points: √((x₂ − x₁)² + (y₂ − y₁)²).
Use the distance formula to find the length of the segment.
用距离公式求线段长度。distribution
noun分布
In statistics, the way data values are spread across possible values.
The distribution of test scores is roughly symmetric.
考试成绩的分布大致对称。domain
noun定义域
In maths, the set of all possible input values of a function.
The domain of f(x) = √x is x ≥ 0.
f(x) = √x的定义域是x ≥ 0。dot plot
noun点状图
A graph that shows each data value as a dot above a number line.
The dot plot shows the number of pets per household.
点状图显示每户的宠物数量。dubious
adjective可疑的
Doubtful or probably not true or honest.
The article makes some dubious claims about diet.
这篇文章对饮食提出了一些可疑的说法。earnest
adjective认真的，诚挚的
Serious and sincere.
The letter is written in an earnest tone.
这封信的语气诚挚。elaborate
verb详细阐述
To add more details or explanation to an idea.
The next sentence elaborates on the first claim.
下一句详细阐述了第一个观点。
消元法
A way to solve a system of equations by adding or subtracting equations to remove a variable.
The elimination method removes y from both equations.
消元法从两个方程中消去y。elucidate
verb阐明
To explain something clearly.
The study elucidates how bees find flowers.
这项研究阐明了蜜蜂如何找到花朵。emulate
verb效仿
To copy someone’s success or behaviour because you admire it.
Young scientists often emulate their mentors.
年轻科学家常常效仿他们的导师。endorse
verb支持，认可
To publicly support or approve of something.
The association endorsed the new guidelines.
该协会认可了新的指南。entertain
verb考虑（想法）
In context: to consider an idea or possibility.
The committee refused to entertain the proposal.
委员会拒绝考虑该提议。enthusiastic
adjective热情的
Showing great interest and excitement.
The reviewer is enthusiastic about the new museum.
评论家对新博物馆赞不绝口。equation
noun方程
A mathematical statement that two expressions are equal, using an equals sign.
Which value of x satisfies the equation?
哪个x的值满足这个方程？圆的方程
The form (x − h)² + (y − k)² = r², with centre (h, k) and radius r.
The equation of a circle centred at (2, −1) with radius 3 is (x − 2)² + (y + 1)² = 9.
圆心为(2, −1)、半径为3的圆的方程是(x − 2)² + (y + 1)² = 9。等边三角形
A triangle with three equal sides and three 60° angles.
Each angle in an equilateral triangle is 60°.
等边三角形的每个角都是60°。相等的；对等物
Equal in value, amount or meaning; something equal to something else.
The overseas qualification was assessed as equivalent to a bachelor degree.
该海外学历被评估为相当于学士学位。估计，估算
To guess a size, cost or amount using available information; such a guess.
It is estimated that over 30% of Australians were born overseas.
据估计，超过30%的澳大利亚人出生在海外。evaluate
verb求值
In maths, to find the value of an expression by calculating it.
Evaluate f(2) for f(x) = x² + 1.
已知f(x) = x² + 1，求f(2)。even so
phrase即便如此
A transition meaning "despite that"; the next idea is true anyway.
The evidence was limited. Even so, the results were widely reported.
证据有限。即便如此，结果仍被广泛报道。exacerbate
verb加剧
To make a problem worse.
The drought exacerbated food shortages.
干旱加剧了粮食短缺。exemplify
verb例证，是…的典型
To be a typical example of something.
The building exemplifies modern design.
这座建筑是现代设计的典范。exponent
noun指数
A small number written above another number to show how many times it is multiplied by itself.
In 5³, the exponent is 3.
在5³中，指数是3。指数衰减
Decrease by the same percentage over equal time periods.
The value of the car shows exponential decay of 15% a year.
这辆车的价值每年按15%指数衰减。