Epdm
[化] 三元乙丙橡胶; 乙丙三元橡胶
🗣️ 情景例句
How many courses are you taking this semester?
这学期你选了多少课？
If I can't go with you, what is your reaction?
如果我不能和你一起去，你会作何反应？
(The farmer returns the pan.)
（农民还锅）