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
As you please. I'm ready.
请便。我准备好了。
Hiking gives you time to think.
郊游可以使你有时间思考。
There is no social problem it is more incumbent upon us to understand than this of the role of custom.