- A sharp-toothed wheel inserted into the end of the shank of a spur.齿轮，靴刺轮：嵌入踢马刺的柄头的尖齿轮
- Middle English 中古英语
- from Old French roelle [diminutive of] roue [wheel] 源自 古法语 roelle roue的小后缀 [轮子]
- from Latin rota * see ret- 源自 拉丁语 rota * 参见 ret-
- infanta
- infantas
- infante
- infantes
- infanticide
- infanticides
- infantile
- infantile autism
- infantile paralysis
- infantilism
- infantilisms
- infantilize
- infantilized
- infantilizes
- infantilizing
- infantine
- infantries
- infantry
- infantry
- infantry fighting vehicle
- infantryman
- infantrymen
- infants
- infant school
- infarct