Efficiency variance
[经] 效率差异
🧩 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
Where did you get such a nice tan?
你到哪把皮肤晒成棕色的？
That's the way it is.
事情就是这样。
Just as it was leaving, Mr.Taylor rushed out and ran after it throwing ashtrays and vases,
就在轿车离开的时候，泰勒先生从店里冲了出来，跟在车后追赶，一边还往车上扔烟灰缸、花瓶。