an unmitigated disaster/failure/pleasure etcBADsomething that is completely bad or good 十足的灾难/失败/快乐等
Examples from the Corpus
an unmitigated disaster/failure/pleasure etc• On health and safetyissues, however, deregulation has been an unmitigated disaster.• She had to admit that he would almost certainly not see the situation as an unmitigated disaster.• So far, the tour had been an unmitigated disaster.• The raid itself was an unmitigated disaster.• What is happening in Assam is an unmitigated disaster.