It was standard practice for untrained clerks to advise in serious cases such as murder.涉及谋杀等重案，常规的做法是让未经训练的职员提供建议。He detailed a constable to take it to the Incident Room.他派了一名警察把它送到重案调查室。He is working in tandem with officials of the Serious Fraud Office.他正配合欺诈重案办公室的官员工作。