意思是：碎屑，破片；刨削；
句子实例：
The mason was chipping away at the rock with a hammer.
石匠用锤子一点一点地把那块石头击碎。
He was chipping away at the rock with a hammer.
他用锤子一点一点地击碎那块石头。
"We're chipping away at a very dominant competitor where market share means a lot, "said Peter Higgins, a Microsoft product manager in charge of Excel.
微软公司(Microsoft)一位主管Excel的产品经理希金斯说："我们正逐渐地削弱一个首要的竞争者。
在这一行业里市场占有率颇为重要。
"The paint is chipping badly.
油漆在严重剥落。
