Material usage variance
[经] 材料耗用差异
🧩 词语组成解析
material
[mə'tɪrɪəl]
n. 材料，原料;素材;布，织物;适当人选;
adj. 物质的;肉体的;重要的，决定性的;辩证的，推论的;
variance
['vɛəriəns]
n. 变化，变动;不一致;分歧;<数>方差;
🗣️ 情景例句
Could you please say that again?
能再重复一遍吗？
A change of work is as good as a rest.
调换一下工作是很好的休息。
has shared a flat with her cat, Rastus, for a great many years.
多年来，一直同她养的猫拉斯一起住在一所公寓里。