Labour efficiency variance
[经] 人工效率差异
🧩 词语组成解析
labour
['leibə]
n. 劳动;劳工;分娩，临产阵痛;工作，活计;
vi. 劳动，努力;艰难行进;分娩，产前阵痛;使疲倦;
variance
['vɛəriəns]
n. 变化，变动;不一致;分歧;<数>方差;
🗣️ 情景例句
Take it side again .... OK, and switch. Stretch it out.
再侧身……好 左右交替。尽量伸展。
A good wife and health is a man's best wealth.
贤妻和健康是男子的至宝。
I'm sorry, but this week isn't very convenient for me.
对不起，这个星期我都不方便。