元となった辞書の項目
上下
noun
climbing up and climbing down (particularly as of a person or path travelling or moving up and down, such as a road going uphill and downhill in the mountains)
意味（1）
climbing up and climbing down (particularly as of a person or path travelling or moving up and down, such as a road going uphill and downhill in the mountains)
意味（2）
going upstream and downstream (such as on a river, or on a highway with “up” indicating towards a city)
