粗心,疏忽
Carelessness \Care"less*ness\, n. The quality or state of being careless; heedlessness; negligenece; inattention.
carelessness n 1: the quality of not being careful or taking pains [ant: {carefulness}] 2: failure to act with the prudence that a reasonable person would exercise under the same circumstances [syn: {negligence}, {neglect}, {nonperformance}]