Postvulcanization
后硫化, 二次硫化
🗣️ 情景例句
I really appreciate all of your hospitality.
十分感谢您的款待。
What kind of climate do you have?Is it mild?
你们那里的天气怎么样？它是不冷不热的吗？
Will you please sweep the floor and tidy the classroom every day?
请你们每天都打扫地板、整理教室，好吗？