Undervulcanization
欠硫化
🗣️ 情景例句
Yes, how many would you like?
好，你要几片？
Please sit down and have a glass of juice.
请坐下来喝一杯果汁。
Fortunately for me, as I was wondering what to do next, there appeared on the horizon a man on horseback, riding in my direction.
不过，我是幸运的，正当我走投无路之时，从天边出现一个骑马的人向我骑来。