plug in插入; 插上插头
plugn.塞子;插头;推销;火花塞;口嚼烟v.塞;堵;宣传;插上插头;苦干
plug- in mechanism
plug-in type relay
plug-in connection
plug-in facilities
plug-shaped burrow
plug in circuit card
pluggable flat cable
plug-in technology
plugging performance
plug compatible unit