Definition
▶
变量
biànliàng
在数学和编程中,变量是一个可以改变的值或量,用于存储数据或进行计算。
In mathematics and programming, a variable is a value or quantity that can change, used to store data or perform calculations.
▶
在编程中,我们可以使用变量来存储用户输入的值。
Zài biāncéng zhōng, wǒmen kěyǐ shǐyòng biànliàng lái cúnchú yònghù shūrù de zhí.
In programming, we can use variables to store values entered by the user.
▶
数学公式中,变量通常用字母表示。
Shùxué gōngshì zhōng, biànliàng tōngcháng yòng zìmǔ biǎoshì.
In mathematical formulas, variables are usually represented by letters.
▶
在科学实验中,我们会改变一个变量来观察其效果。
Zài kēxué shíyàn zhōng, wǒmen huì gǎibiàn yīgè biànliàng lái guānchá qí xiàoguǒ.
In scientific experiments, we change a variable to observe its effects.