Ballizing
为了测定一个孔口的大小或对孔口表面进行磨光而将一个硬质钢球穿过孔口的过程
🗣️ 情景例句
at all the great places in the city.
去城市所有的好地方看看。
The houses downtown are very expensive.
市区的房子很贵。
He is taller than I by ahead.
他比我高一头。