Polyfiber
聚苯乙烯纤维
🗣️ 情景例句
I have been exposed to languages such as English, Spanish, and French.
我接触过英语、西班牙语和法语。
To really understand a man we must judge him in misfortune.
要真正了解一个人，需在不幸中考察他。
I checked our supply of that material you asked for.
我查过了库存中你要的那种材料。