- 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
- semiattached
- semiautobiographical
- semiautomated
- semiautomatic
- semiautonomous
- semibreve
- semibreves
- semicentennial
- semicircle
- semicircular canal
- semicivilized
- semiclassic
- semiclassical
- semicolon
- semicolon
- semicoma
- semiconductor
- semiconductor laser
- semiconscious
- semiconscious
- semiconservative
- semidarkness
- semidesert
- semidetached
- semidetacheds