- An elongated hill or ridge of glacial drift.鼓丘：长形小山或冰碛丘
- From drum [ridge] 源自 drum [山脊]
- from Irish Gaelic druim [back, ridge] 源自 爱尔兰盖尔语 druim [背，脊]
- from Old Irish 源自 古爱尔兰语
- relate
- relate
- related
- related
- related
- relates
- relating
- relation
- relation
- relational
- relational database
- relations
- relationship
- relationship
- relative
- relative
- relative biological effectiveness
- relative clause
- relative density
- relative humidity
- relatively
- relatively
- relative permittivity
- relative pitch
- relative pronoun