Polyurethanes
(polyurethane 的复数) n. 聚氨酯\\n[化] 聚氨基甲酸酯; 聚氨酯
🗣️ 情景例句
Have you changed jobs?
你换工作了吗？
Every one's faults are not written in their foreheads.
知人知面不知心。
I apologize for being so angry with you.
我为跟你发火向你道歉。