Ept
[化] 三元乙丙橡胶; 乙丙三元橡胶
🗣️ 情景例句
No way. I must get everything ready before noon.
不行啊，我必须在中午前把一切都做好。
Least said,soonest mended.
少说为妙。
That's all right. Thank you. Goodbye!
好的。谢谢你，再见！