Undervulcanization
欠硫化
🗣️ 情景例句
Have you had dinner yet?
你吃晚饭了吗？
Let me tell you the story of my experience.
让我告诉你们我的亲身经历吧。
When one seriously studies the social orders that have had the opportunity to develop autonomously,
当一个人认真地研究自发形成的社会秩序时，