Physical variance
[经] 效率差异, 实际差异
🧩 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 have been exposed to languages such as English, Spanish, and French.
我接触过英语、西班牙语和法语。
Every potter praises his own pot.
老王卖瓜，自卖自夸。
I'd like to have my boss go through the plant some day.
我真想叫我老板哪天也过来看看。