Polyster
聚酯，聚脂纤维
🗣️ 情景例句
We have a real hard-nosed boss.
我们老板真的很固执。
Please send your report to me at the office by Monday.
请于周一以前将报告送到我的办公室。
They have been told that rescue operations are progressing smoothly.
他们一直被告知营救工作进行得非常顺利。