Shipman's ability to go undetected could be attributed to his cunning and plausibility.希普曼能不被识破可能是由于他生性狡猾、道貌岸然。Shipman was seated in his office, labouring over his paperwork, when I came in.我进去的时候，希普曼坐在办公室里忙着文书工作。Dr Shipman is the biggest serial killer of all time.希普曼医生是有史以来杀人最多的连环杀手。