Ballas
半刚石(工业用金刚石), 玫红尖晶石
🔁 扩展释义
【化】 半刚石(工业用金刚石)
🗣️ 情景例句
Because it's also known now as Youth Day. So you see-
因为这个节日还被称为是青年节，所以你明白了-
I'm sorry,but both of them are busy right now.
很抱歉他们现在很忙。
This echo-location in bats is often compared with radar, the principle of which is similar.
蝙蝠这种回声定位常常可与雷达相比较，其原理是相似的。