Material standards
[经] 材料标准
🧩 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. 标准；规格（standard的复数）
🗣️ 情景例句
My friend is not gay; he's straight.
我的朋友不是“基佬”，他很正常。
Excuse me I can't visit you.
对不起我不能拜访你。
I am especially proud of it, not only because it has survived several severe winters, but because it occasionally produces luscious peaches.
我为这棵树感到特别自豪，不仅因为它度过了几个寒冬终于活了下来，而且还因为它有时结出些甘甜的桃子来。