wearing away

• Frazzle to wear away along the edges, fray
  破损，伤损磨损的边缘磨破
• Constant dropping wears away the stone
  持续不断的水滴会磨穿石头。
• The waterfall is wearing away the rocks
  瀑布不断地冲蚀着岩石。
• That is why the machine parts were wearing away during use
  那就是机器零件在使用过程中磨损的原因。
• The waterfall is wearing away the rocks
  瀑布不断地冲蚀着岩石
• With his growth, the memory of childhood wore away gradually
  随着他的成长，童年的记忆也逐渐消逝了。
• The flow of tourist into the temple have wear away the step
  参观寺庙的游客络绎不绝，把台阶都踩坏了。
• Constant dropping wears away a stone
  谚滴水穿石。
• The inscription had worn away
  碑文已磨损得看不清了。
• Constant dropping wears away a stone
  滴水可以穿石。