词汇	extermal device
释义	extermal device n.外部设备
随便看	delayed cyanosis delayed cystography delayed data delayed death delayed debit card delayed debits delayed decay delayed decision delayed decision coding delayed decision codingddc delayed deflection delayed deformation delayed delamination delayed delivery delayed delivery clause delayed delivery contract delayed delivery of second of multiple births delayed delivery service delayed delivery target delayed density-dependent factor delayed density dependent mortality delayed density-dependent mortality delayed dentistry delayed dentition delayed depolarization