Polystyrene
高中 Senior Highn. 聚苯乙烯\\n[化] 聚苯乙烯
📖 牛津释义
polystyrene
n[U]
type of light firm plastic with good insulating properties, used esp for making containers 聚苯乙烯
[attrib 作定语]
a polystyrene box 聚苯乙烯塑料盒.
🗣️ 情景例句
But I'm sure he has a few bags with him on the train.
不过我相信他在火车上还有几件行李的。
His extension number is 285.
他的分机号码是285。
What was the problem with this method?
这种方法有什么毛病吗？