Igelite
聚氯乙烯塑料; 聚氯乙烯塑料
??? 情景例句
He was very helpful to me, remember?
他幫過我大忙， 記得嗎？
I'm sick and tired of my monotonous life.
我對自己的單調(diào)生活感到厭倦。
We couldn't get across the river.
我們過不了河。