Pooled variance
[化] 合并方差
?? 詞語組成解析
a. 合并的
variance
['v??ri?ns]
n. 變化，變動;不一致;分歧;<數>方差;
??? 情景例句
Now, we always use different packing for different goods.
我們一向是不同的貨物用不同的包裝。
To promise and give nothing is comfort to a fool.
允諾而不費什么是給愚蠢人的安慰。
As if this were not enough to reduce you to tears, your husband arrives, unexpectedly bringing three guests to dinner.
好像這一切還不足以使你急得掉淚，你的丈夫接著回來了，事先沒打招呼就帶來3個客人吃飯。