Abrading agent
[化] 磨料; 研磨剂
🧩 词语组成解析
[化] 研磨
🗣️ 情景例句
Do you think they're open?
你们说现在还开门吗？
His working is behind schedule.
他的工作比预定的进度落后了。
By the way, I came into this classroom last Saturday morning, and it was not as clean as usual.
顺便提一句，上星期六上午我来到这个教室时