Polyurethane
n. 聚氨酯\\n[化] 聚氨基甲酸酯; 聚氨酯
📖 牛津释义
polyurethane
n[U]
type of plastic used in making paints 聚氨酯（用以制造油漆）
[attrib 作定语]
polyurethane gloss, ie paint that dries with a hard shiny surface 聚氨酯亮光漆.
🗣️ 情景例句
against Boswell, Ellen.
和Boswell对抗， Ellen。
She dresses very well.
她很会穿衣服。
Once the existence of this wave-length had been discovered,
一旦这种波长的实际存在被发现，