Zhí / bān / rén / yuán / méi / yǒu / jí / shí / bào / gào / shì / gù / shí / zài / yǒu / kuī / zhí / shǒu

值班人员没有及时报告事故，实在有亏职守。

The staff member on duty failed to report the accident promptly and was clearly guilty of dereliction of duty.