Material quantity variance
[经] 材料数量差异
🧩 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
Yes. This product will save you a lot of money and time.
是的。这个产品可为你节省很多的钱和时间。
How are you feeling today?
你今天感觉怎么样？
Jack was an excellent tennis player. He was able to beat anybody.
竭克是个网球健将。他天下无敌。