Keramzite
素烧粘土填料, 有孔粘土, 陶结块
🗣️ 情景例句
A rolling stone gathers no moss.
滚石不能苔。
I'm sorry. You're right. I should have asked.
对不起。你说得对，我本该先问一声的。
It will be out next month.
下个月即可推出。