Polystyrenes
(polystyrene 的复数) n. 聚苯乙烯\\n[化] 聚苯乙烯
🗣️ 情景例句
According to my experience, I agree that yours are of better quality.
有我的经验来判定你们的产品的确较好。
The window-washer has a dangerous job.
玻璃清洁工担负着危险的工作。
Everybody here is busy getting ready for it and buying Christmas presents.
这里的每一个人都在忙于为圣诞节做准备和忙于购买圣诞节礼物。