Generalized varianee
[计] 广义方差
🧩 词语组成解析
a. 广义的, 普遍的；无显著特点的
🗣️ 情景例句
I shouldn't have done that.
我不该那么做。
I think gray hair makes you look rather distinguished.
我觉得你灰白的头发使你看上去很严肃。
No, I don't.
不知道