Population variance
[化] 总体方差
🧩 词语组成解析
variance
['vɛəriəns]
n. 变化，变动;不一致;分歧;<数>方差;
🗣️ 情景例句
I know you'll be able to take care of it.
我知道你能够处理好这件事。
If a donkey bray at you, don't bray at him.
傻瓜惹著你，你别跟他缠。
She doesn't like eggs.
她不喜欢吃鸡蛋。