GbEng
整个作业的安全让一个粗心大意的人给破坏了. The security of the whole operation has been jeopardized by one careless person.
他因粗心大意而丢了工作. His carelessness lost him the job.
我太粗心大意, 使他很生气. He got very annoyed with me about my carelessness.
他在这笔交易中的失利完全是由于他自己的粗心大意。 His failure in this transaction was due to nothing else than his own carelessness.
计划原来就有错误, 再加上执行中的粗心大意就更糟了. Initial planning errors were compounded by carelessness in carrying the plan out.