Foreign material
[化] 外来杂质; 夹杂物; 异物
🧩 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;
🗣️ 情景例句
or we won't be finished by dinnertime.
要不然， 晚餐时间到了我们还做不完。
We invited two guests to dinner,but they didn't come.
我们邀请了2个客人去吃晚饭，但是他们没来。
He usually drops in at my place on his way home.
他常常在回家的路上顺便来看看我。