单词	level-- safe health
释义	level， safe health安全保健准位
随便看	naval operation base {= nob} naval orange naval ordnance laboratory naval ordnance laboratory (nol) naval ordnance plant naval ordnance plant {= nop} naval ordnance research computer naval ordnance research computer，norc naval pipe naval port naval port control office naval port control office {= navporco} naval port control officer naval port dredge naval port engineering naval port pollution control naval reactor naval"--reactor naval reactor branch naval reactor--branch naval reactor organic naval reactor organic experiment naval research electronic computer naval research electronic computer，narec naval research reactor