adj.纯量的，标量的，无向量的
n.数量，标量

The scalar product of two vectors is calculated by multiplying their magnitudes and the cosine of the angle between them.
两个向量的标量积是通过将它们的模长与两者之间的角度余弦相乘计算得出的。
In physics, mass is an example of a scalar quantity, as it has only magnitude and no direction.
在物理学中，质量是一个标量量的例子，因为它只有大小而没有方向。
The speed of light in a vacuum is a constant scalar value, approximately equal to 299,792,458 meters per second.
真空中光速是一个恒定的标量值，大约等于每秒299,792,458米。
The temperature difference between two points is represented as a scalar quantity.
两点间的温差用一个标量量来表示。
In mathematics, a scalar field assigns a scalar value to every point in a space.
在数学中，标量场为空间中的每一个点分配一个标量值。
The volume of a container is a scalar that describes how much matter it can hold.
容器的体积是一个描述其能容纳多少物质的标量。
The force applied to an object can be decomposed into its scalar components, such as magnitude and direction.
施加在物体上的力可以分解为其标量分量，如大小和方向。
The density of a material is a scalar property indicating how much mass is contained in a given volume.
材料的密度是一个标量属性，表示单位体积内包含的质量。
The refractive index of a medium is a scalar that determines how much light slows down when passing through it.
媒质的折射率是一个标量，它决定了光线穿过该媒质时速度减慢的程度。
In programming, a scalar variable holds a single value, such as an integer or a float.
在编程中，标量变量保存单一值，如整数或浮点数。