短語詞組短語railhead reserve 鐵路終點(diǎn)儲(chǔ)備的物品and railhead 鋼軌軌頭Poor railhead adhesion 粘附力弱;車軌滑at -railhead [鐵路]鐵路終點(diǎn)交貨;翻譯 返回 railhead