Postvulcanization
后硫化, 二次硫化
🗣️ 情景例句
Have a go at it.
你来试一试。
Why are you so sad?
你为什么这样伤心？
Then we'd better pick the rest of these cabbages before the weather changes.
那么我们最好在天气变化之前就把其余的包心菜都收回来。