Olse
abbr. ordinary least square estimator 常规最小二乘方估算器
🗣️ 情景例句
And your name is ...?
请问你的名字是……？
How do you spell your last name?
你的姓是怎样拼写的？
I'm not sure whether I have locked the door.
我没把握是否锁了门。