Borolon
合成氧化铝(用作磨料、耐火料或助滤物)
🔁 扩展释义
【化】 合成氧化铝; 人工氧化铝
🗣️ 情景例句
Do you have anything to declare for customs?
有什么要申报呀？
After dinner sit awhile, after supper walk a mile.
正餐以后，休息片刻；晚餐以后，步行一哩。
The first essential in elephant training is to assign to the animal a single mahout who will be entirely responsible for the job.
驯象中至关重要的是指派一名专门的驯象员，全面负责这项工作。