Keramzite
素烧粘土填料, 有孔粘土, 陶结块
🗣️ 情景例句
Let me help.
我来帮忙。
That radio's pretty loud. Could you turn it down, please?
收音机太响了，你能把声音开小一点吗？
At this time, the man downstairs was trying to sleep.
这时楼下人正试图入睡。