Eptfe
abbr. expanded polytetrafluoroethylene 多孔（泡沫）聚四氟乙烯
🗣️ 情景例句
A thief has just robbed me. Can you send the police?
一个盗贼抢劫了我，你能替我报警吗？
Karl must concentrate on his work.
卡尔必须集中精力于自己的工作。
He should have known that the police would never allow this sort of thing.
他本该知道警察绝不会允许这类事情发生。