单词	多级阶层
释义	多级阶层multilevel hierarchy
随便看	automatic designation automatic designation {target} automatic desk computer automatic destruct program automatic detection automatic detection，adt automatic detector automatic developing machine automatic device automatic diagnosis automatic diagnostic program automatic diagnostic program，adp automatic diagnostics automatic dial automatic dialer automatic dialing system automatic dialing unit automatic dialing unit (adu) automatic dialing unit {=adu} automatic dialing unit--adu automatic dialing unit，adu automatic dialogue replacement automatic dialogue replacement {=adr} automatic dial order wire automatic dial order wire--adow