词汇	ledger system
释义	ledger system n.总帐系统
随便看	overhead coil overhead collector overhead communication line overhead compartment overhead compartments overhead conductor overheadconductor rail overhead conductor rail overhead conductors overhead connection structure overhead consol overhead console OVERHEAD CONSOLE BEZEL overhead construction Overhead construction site overhead contact hoop overhead contact line overhead contact line,catenary overhead contact line equipment overhead contact line with catenary overhead contact shoe overhead contact system overhead-contact system overhead contact system of electric railway overhead contact wire