Epm
[化] 二元乙丙橡胶; 乙丙二元橡胶
🗣️ 情景例句
After studying an hour, I finally got the hang of the lesson.
我学习了一个小时，终于理解了这一课的要点。
Her stockings on the sofa.
她的长袜在沙发上面。
Please listen to me, everyone. Who has a ruler?
大家听我说。谁有尺子？