Pooled variance
[化] 合并方差
🧩 词语组成解析
a. 合并的
variance
['vɛəriəns]
n. 变化，变动;不一致;分歧;<数>方差;
🗣️ 情景例句
Thanks for everything, if you ever need a favor in return, just let me know.
感谢你所做的一切，如果你需要我帮忙的话，尽管开口吧。
Don't try judge young people by their appearance.
不要从外表去判断年轻人。
Why did you stay at home?
为什么呆在家里？