You DO the Math!

算术

Students in elementary school learn basic arithmetic operations such as addition, subtraction, multiplication, and division.

小学生学习基本的算术运算，如加法、减法、乘法和除法。

不对称

In geometry, asymmetry means the two sides are not identical.

在几何学中，不对称意味着两侧不相同。

The Earth spins on its axis once every twenty-four hours.

微积分, 分析

Calculus is used to find the area under a curve.

微积分用于求曲线下的面积。

混沌理论, 混沌學

Chaos theory explains how small changes can lead to huge differences in complex systems.

混沌理论解释了在复杂系统中，微小的变化如何导致巨大的差异。

全等, 一致的

If you fold the paper along the crease, the two halves are congruent.

如果你沿着折痕折叠纸张，两半是全等的。

42 is a decimal number.

博弈论, 游戏理论

Game theory helps businesses decide on the best pricing strategies.

博弈论帮助企业决定最佳定价策略。

矩阵, 表格

A 2x3 matrix represents a collection of numbers organized in two rows and three columns.

一个2x3的矩阵代表了一个以两行三列排列的数字集合。

三角学, 三角学分支

In trigonometry, the sine function (sin) relates the ratio of the length of the opposite side to the hypotenuse in a right-angled triangle.

在三角学中，正弦函数（sin）关联直角三角形中对边长度与斜边的比率。

半径, 半直径

The radius of a circle is half the length of its diameter, extending from the center to any point on the circumference.

圆的半径是直径长度的一半，从圆心延伸到圆周上的任意一点。

抛物线, 抛物曲线

The path of a thrown ball forms a parabola.

投掷球的路径形成一个抛物线。

梯度, 坡度

The gradient of the river’s flow affects its speed.

河流的梯度影响其速度。

方程

In algebra, solving equations involves finding the values of variables that satisfy the equality stated.

在代数中，解方程涉及找到满足所述等式的变量值。

周长, 圆周

The athlete completed a lap around the track, covering the entire circumference in record time.

运动员完成了跑道的一圈，以创纪录的时间覆盖了整个周长。

意思是, 表示

His silence meant that he was not interested in the conversation.

他的沉默意味着他对谈话不感兴趣。

直径, 直径

The diameter of a circle is the longest distance between any two points on its circumference, passing through the center.

圆的直径是通过圆心并且圆周上任意两点间的最长距离。

同轴的, 共轴的

The machine parts are aligned in a coaxial arrangement.

机器零件以同轴排列方式对齐。

计时器, 时间测量仪

He used the chronograph to time his running laps.

他使用计时码表来计时他的跑步圈数。

彻底检查, 大修

The company decided to overhaul its outdated website, introducing a new design and features.

公司决定彻底检修其过时的网站，引入新的设计和功能。

欧姆表, 电阻测量仪

He used an ohmmeter to check the resistance of the circuit.

他用欧姆表来检查电路的电阻。

微芯片, 芯片

The computer’s performance improved after upgrading its microchip.

电脑的性能在升级其微芯片后得到了提升。

杠杆, 撬棍

He used a lever to lift the heavy rock from the ground.

他用了一根杠杆把沉重的石头从地上撬起来。

绝缘体, 隔热材料

The walls were lined with an insulator to keep the room warm.

墙壁上衬有绝缘体以保持房间温暖。

曲柄, 曲轴

The engineer used a crank to manually adjust the height of the lifting mechanism.

工程师使用了一个曲柄来手动调整升降机构的高度。

红衣凤头鸟, 红鸟

The male cardinal sang loudly from a branch near the feeder.

雄性主红雀从喂食器附近的树枝上大声鸣叫。

The dice used in board games are typically shaped like cubes.

微分学

Differential calculus helps us find how quickly something changes.

微分学帮助我们找到某物变化的速度。

对数

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

在对数 log₂(8) = 3中，底数2的3次方等于8。

序数, 顺序数

In a race, the runner who finishes in first place is said to be the winner of the first ordinal.

在一场比赛中，第一个完成比赛的跑者被称为第一个序数的赢家。

权力, 力量

The king's power over his kingdom was absolute.

国王对其王国的权力是绝对的。

光谱, 范围

The scientist studied the spectrum of visible light emitted by the star.

科学家研究了恒星发出的可见光的光谱。