我们有如宝石，需要经过苦难的锤凿来雕琢。
We are like jewels, shaped with the hammer and chisel of adversity.
方法：对150例应用高速涡轮机辅助拔牙的临床观察，与传统的锤凿法相对比，观察其手术时间及术后反应的情况。
Methods: 150 cases of turbine drill -assisted extraction were compared with orthodox chisel in their reaction after surgical time and the situation of complication.
一工人正锤凿某制鞋厂厂房屋顶，这个工厂曾制鞋给耐克和锐步等多家品牌。中国是世界最大的制鞋地，世界三分之一的顶级品牌运动鞋是在中国制造的。
A worker is hammering away on the roof of the KTP Group shoe Factory, who used to produce shoes for Nike and Reebok among many.
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