Material alterations
[经] 重要变更, 实质性改变
🧩 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;
n. 改变；变更；服装修改（alteration的复数）
🗣️ 情景例句
How much did you estimate this job is going to cost us?
你估计这工作要花我们多少钱？
You have no goats, and yet you sell kids.
你虽无老山羊，却出卖小山羊。
What happened?
发生什么事了？