Epdm
[化] 三元乙丙橡胶; 乙丙三元橡胶
🗣️ 情景例句
It's not uncommon to encounter sexual harassment in the office.
在办公室遭遇性骚扰并不少见。
We used to go to the movies about once a week.
我们过去常一个星期大约去看一次电影。
My wife was delighted that things had returned to normal once more.
一切又都恢复了正常，为此我妻子十分高兴。