Polymer waterproof material
[化] 高分子防水材料
🧩 词语组成解析
waterproof
['wɔtɚpruf]
adj. 不透水的，防水的;用防水材料处理过的;
vt. 使防水，使不透水;给（布）上胶;
n. 防水衣物，雨衣 usually plural;防水布，油布;防水物，防水材料;
water水+proof防...的 →防水的
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
That's what I thought.
我也正这样想。
What do you do in your spare time?
闲暇时，你干些什么？
By the way, I came into this classroom last Saturday morning, and it was not as clean as usual.
顺便提一句，上星期六上午我来到这个教室时