π-的意思、翻譯和例句

是什麼意思

「π-」通常用於數學和科學領域,特別是在圓周率的上下文中。它代表圓周與直徑的比率,約等於3.14159。這個符號也常見於其他數學公式、物理學和工程學中,表示與圓形或圓周相關的計算。在某些情況下,「π-」也可能作為一個前綴,表示與圓周率有關的其他數學概念或公式。

依照不同程度的英文解釋

  1. A special number used in math.
  2. A number that helps us understand circles.
  3. A number that is important for measuring round shapes.
  4. A constant used in formulas related to circles.
  5. A mathematical constant that represents the ratio of a circle's circumference to its diameter.
  6. An irrational number that is crucial in geometry, especially in calculations involving circles.
  7. A fundamental mathematical constant that arises in various formulas across mathematics and physics.
  8. A transcendental number that is used extensively in trigonometry and calculus.
  9. A key mathematical constant utilized in many areas of mathematics, particularly in relation to circular functions.
  10. A mathematical constant symbolizing the relationship between the circumference and diameter of a circle.

相關英文單字或片語的差別與用法

1:Pi

用法:

在數學中,π 是一個重要的常數,通常用於計算圓的周長和面積。它的值約為3.14,並且是無窮不循環小數。π 是圓周率的符號,廣泛應用於幾何學和數學分析中。

例句及翻譯:

例句 1:

圓的周長等於直徑乘以π。

The circumference of a circle is equal to the diameter multiplied by pi.

例句 2:

在數學課上,我們學習了如何計算圓的面積,使用公式πr²。

In math class, we learned how to calculate the area of a circle using the formula πr².

例句 3:

π是一個無窮不循環的小數,對數學家來說非常重要。

Pi is an irrational number that is very important to mathematicians.

2:Circle constant

用法:

這個術語用來描述圓周率,強調它在圓形幾何中的重要性。圓周率是計算圓形面積和周長的基本常數,並且在許多數學和科學的應用中都能見到。

例句及翻譯:

例句 1:

圓周率是圓形幾何的基本常數。

The circle constant is fundamental in circular geometry.

例句 2:

許多科學公式中都會用到圓周率這個常數。

The circle constant is used in many scientific formulas.

例句 3:

學習圓周率對於理解圓形的性質至關重要。

Understanding the circle constant is crucial for grasping the properties of circles.

3:Circumference ratio

用法:

這個術語通常用來描述圓的周長與直徑之間的比率,這正是圓周率的定義。這個比率在數學中有著重要的應用,特別是在幾何學中。

例句及翻譯:

例句 1:

圓的周長與直徑的比率是圓周率。

The circumference ratio of a circle is pi.

例句 2:

這個比率在計算圓形的面積時非常重要。

This ratio is very important when calculating the area of a circle.

例句 3:

圓周率是圓的周長與直徑之間的關係。

Pi is the relationship between the circumference and diameter of a circle.