constant; fixed numerical value
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Meanings
1 sense · 4 examplesnoun
constant; a fixed value that does not change
formalA fundamental concept in mathematics, physics, and engineering. Distinguished from a variable (变量). In formulas, constants like π (pi) and e (Euler's number) are often represented by specific symbols.
Yuán圆
zhōu周
lǜ率
ππ
shì是
yī一
gè个
zhù著
míng名
de的
shù数
xué学
cháng常
shù数
。
Pi (π) is a famous mathematical constant.
Zhè这
gè个
gōng公
shì式
lǐ里
，
kk
dài代
biǎo表
yī一
gè个
cháng常
shù数
。
In this formula, k represents a constant.
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Wàn万
yǒu有
yǐn引
lì力
cháng常
shù数
shì是
wù物
lǐ理
xué学
zhōng中
de的
yī一
gè个
jī基
běn本
cháng常
shù数
。
The gravitational constant is a fundamental constant in physics.
Shí实
yàn验
guò过
chéng程
zhōng中
，
wǒ我
men们
bǎo保
chí持
wēn温
dù度
wéi为
yī一
gè个
cháng常
shù数
。
During the experiment, we kept the temperature constant.