Polyethene
n. 聚乙烯
🗣️ 情景例句
The course I took was above me.
我上的这门课太难了。
There is nothing worse than apathy.
哀莫大于心死。
Many of the tourists on board had begun bargaining with the tradesmen, but I decide not to buy anything until I had disembarked.
船上许多游客开始同商贩讨价还价起来，但我打定主意上岸之前什么也不买。