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
OK. We'll ring you up at 6:00 a.m. tomorrow.
嗯，我们会在明天6点整叫您。
If you had gotten up earlier,you would have had time for breakfast.
如果你更早起床，你就有时间吃早餐了。
Where is the rest room, please?
请问洗手间在哪？