定时信管 dìngshíxìnguǎn timed detonator Origin Definitions Defs Strokes Stroke Words Sentences Sents 定时 定時 dìngshí noun timed Equipped with a timer or set to go off at a certain time, as with an alarm clock or explosive device信管 xìnguǎn fuse an ignition device used to detonate explosives such as shells, bombs, or mines; detonator