R-squared
决定系数; 判定系数
🧩 词语组成解析
a. 方格的；成正方形的
🗣️ 情景例句
Sir, I thought this was an emergency.
先生，我想这是一位急病患者。
Why didn't you go?
为什么你不去？
The weather will get warmer later.
天气会转暖。