Idle-activity variance
[经] 闲置活动(作业)差异
🧩 词语组成解析
idle
['aɪdl]
adj. 无意义的;空闲的;懒惰的;无根据的;
vi. 虚度;空转;挂空挡;未熄火;
vt. 虚度;使空转;
n. （尤指暂时地）关闭工厂，使（工人）闲着;
variance
['vɛəriəns]
n. 变化，变动;不一致;分歧;<数>方差;
🗣️ 情景例句
we have to talk to Michelle together about being married.
我们必须一起跟 Michelle谈谈我们结婚的事。
Two heads are better than one.
集思广益。
One is the general atmosphere of secrecy in which it is carried out,
一是科研工作中普遍存在的保密气氛；