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
He will not see me stopping here
他不会看到我驻足此地
Much water runs by the mill that the miller knows not of.
当前发生诸种事，大多为人所不知。
While the men had been working inside the ship, the air-line had been giving off oxygen.
当工人们的在船舱里干活时，供气管一直在排放氧气。