Ferrous material
[化] 黑色金属材料
🧩 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
It's raining cats and dogs outside.
外面下着倾盆大雨。
Little thieves are hanged, but great ones escape.
大贼脱身去，小贼被吊死。
We must stress that these payment terms are very important to us.
我们必须强调这些付款条件对我们很重要。