用“intercom system”造句大全，intercom system造句
closed-circuittelevisionsecurityandintercomsystemRogerusedtheintercomsystemtoexplainwhatwashappening,andtomonitormylevelofpanic....
用“intercom”造句大全，intercom造句
brailleintercompoint[airportrailway]closed-circuittelevisionsecurityandintercomsystem"Whatareyoudoling?"sheoncedemandedovertheintercom.Weheardamutedvoiceovertheintercom.Dragtoindicatethelocationofac...