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
I keep thinking about that bag of film. Eight rolls.
我一直在想着旅行袋的事。一共有八卷呢。
Half a loaf is better then no bread.
半块面包亦胜无。
Many of the tourists on board had begun bargaining with the tradesmen, but I decide not to buy anything until I had disembarked.
船上许多游客开始同商贩讨价还价起来，但我打定主意上岸之前什么也不买。