(直线直径)
直径
a straight line from one side of a round object, particularly a circle, passing through the center and joining the other side
(半径长度)
半径
the length of a straight line drawn from the center of a circle to any point on its outer boundary
(比例)
比率
the relation between two amounts indicating how much larger one value is than the other
(十进制数)
小数
(mathematics) a number less than one, called a fraction, that is represented as a period followed by the number of tenths, hundredths, etc.
(等式)
方程
(mathematics) a statement indicating the equality between two values
(减去)
减法
the process or act of taking away one number from another
(方程式)
公式
(mathematics) a rule or law represented in symbols, letters, or numbers
(可变数量)
函数
(mathematics) a quantity whose value changes according to another quantity's varying value
(因素)
因数
(mathematics) one of the numbers that another number can be divided by
(分子)
被除数
(mathematics) the number to be divided in a division problem
(分母)
除数
(mathematics) the number that divides another number in a division problem
(数学上的)
数学的
related to or used in mathematics
(微小的)
最小的
very small in amount or degree, often the smallest possible
(数字的)
数值的
represented in numbers
(数不胜数的)
无数的
so numerous that it cannot be easily counted or quantified
(无限的)
无尽的
very great in number, amount, or size and seeming to be without end or limit
(无限的)
无穷的
(of a math sequence) having the ability to be continued forever
(序号)
序数
a number that indicates the position of something in a sequence, such as third, second, etc.
(中括号)
方括号
each of the two symbols [ ] used to indicate that the enclosed numbers or words should be considered separately
A bracket [ ] is a punctuation mark used in writing to enclose information that clarifies or adds context to a statement. Brackets often indicate modifications or explanations made by someone other than the original author, such as when adding a word for clarity within a quote. In academic writing, they can denote editorial notes or citations. Brackets are also used in mathematics and programming to indicate arrays or lists. They serve to organize information and help readers understand the relationship between different elements in a text.
(圆弧)
扇形
(geometry) a part of a circle that is separated from the rest by a line
(固体)
立体
(geometry) a shape that is not two-dimensional because it has height, width, and length
(表示)
表达
(mathematics) to indicate something by a formula, symbol, etc.
语法信息:
(总计)
合计
to add up numbers or quantities to find the overall amount
语法信息:
(米制)
公制系统
a standard of measurement that is based on the kilogram, the meter, and the liter
The metric system is an international system of measurement based on units of ten. It includes standardized units for length, which is meter, for mass, which is gram, for volume, which is liter, for temperature, which is Celsius, and other physical quantities. The metric system provides a simple and consistent framework for measuring and comparing quantities across different contexts and disciplines. It is widely used around the world in scientific research, engineering, industry, commerce, and everyday life.
语法信息:
(油桶)
桶
a unit for measuring oil and beer that equals 42 US gallons or 35 imperial gallons for oil and 36 imperial gallons for beer
(哈克)
公顷
a land measurement unit that equals 10000 square meters or 2471 acres
(热功率)
马力
a unit for measuring an engine's power
(步距)
步幅
a measure of length that equals the distance traveled between two steps during a walk
(一品脱)
品脱
a measure equal to 16 fluid ounces, often used for measuring liquids such as beer or milk
A pint is a unit of volume measurement commonly used in the United States to measure liquids. It is abbreviated as "pt." In the US customary system, one liquid pint is equal to 16 fluid ounces or approximately 473.176 milliliters. Pints are commonly used to measure beverages such as milk, beer, and cider, as well as other liquids like soup or sauce. They are also used as a standard serving size in many bars and restaurants for certain drinks, such as draft beer or cocktails.
(酒精含量)
酒精度
a scale for measuring the strength of alcoholic beverages
Proof refers to a unit of measurement indicating the alcoholic strength of a beverage, particularly distilled spirits like whiskey, vodka, rum, and gin. In the United States, proof is defined as twice the percentage of alcohol by volume (ABV). For example, a beverage with 40% ABV would be considered 80 proof. Historically, the term "proof" originated in the United Kingdom, where it showed the alcohol content of spirits in relation to the amount of gunpowder that could still catch fire when soaked in the spirit. Today, it serves as a standard measure of alcohol strength, with 100 proof being typical for many spirits.
(夸特)
夸脱
a unit of volume measurement the United States for liquids, equal to 32 fluid ounces or approximately 946 milliliters
A quart is a unit of volume measurement commonly used in the United States to measure liquids. It is abbreviated as "qt." In the US customary system, one liquid quart is equal to 32 fluid ounces or approximately 946.353 milliliters. Quarts are commonly used to measure larger volumes of liquids such as milk, water, juice, and other beverages.
(一组二十)
二十个
a set or group of twenty or approximately twenty people or things
(英里每小时)
每小时英里数
the distance traveled in miles in relation to the time passed when doing so
语法信息:
(数值)
值
(mathematics) an amount that is shown by a sign or letter
(数值变量)
变量
(mathematics) a quantity that is capable of assuming different values in a calculation
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