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
Nowadays in the USA, more and more young people are losing interest in politics.
正在的美国，越来越多的年轻人对政治丧失了兴趣。
She is in good shape.
她的身体状况良好。
For them this is a major operation which involves considerable planning.
看戏在他们是件大事，需要精心计划。