元となった辞書の項目
在来線
noun
an older or pre-existing rail line, as opposed to any newer line servicing the same area / the non-bullet train JR railway lines, the regular train lines as opposed to the shinkansen
意味（1）
an older or pre-existing rail line, as opposed to any newer line servicing the same area
意味（2）
the non-bullet train JR railway lines, the regular train lines as opposed to the shinkansen
