zài / zhè / ge / shí / yàn / zhōng / wēn / dù / shì / zì / biàn / liàng / fǎn / yìng / sù / dù / shì / yīn / biàn / liàng

在这个实验中，温度是自变量，反应速度是因变量。

In this experiment, temperature is the independent variable, and reaction speed is the dependent variable.