Nicalon
碳化硅
🗣️ 情景例句
No, thanks.
不用了， 谢谢。
Which one is more interesting?
哪一个是比较有趣的？
Though he managed to take a number of brilliant photographs, he could not stay near the volcano for very long.
尽管他设法拍了一些十分精彩的照片，但他却不能在火山附近停留太长的时间。