常量

chángliàng

noun #49,587

Meanings

1 constant

Characters

constant; unchanging

Examples

HSK 6

程序里不会改变的值最好定义成常量。

Chéngxù lǐ bú huì gǎibiàn de zhí zuìhǎo dìngyì chéng chángliàng.

In a program, values that never change are best defined as constants.

HSK 7-9

光速在真空中是一个常量。

Guāngsù zài zhēnkōng zhōng shì yí ge chángliàng.

In a vacuum, the speed of light is a constant.

Tips

usage

常量 'constant quantity' is the opposite of 变量 'variable', in math and in programming alike. Physics usually calls a named constant a 常数: 普朗克常数 is Planck's constant.

Stroke Order

常 cháng

量 liàng