a large long-legged burrowing rodent related to the guinea pig, native to Central and South America 兔豚鼠
Genera Agouti and Dasyprocta, family Dasyproctidae: several species 兔豚鼠属和刺鼠豚属,刺豚鼠科: 数种 ■[mass noun]fur in which each hair has alternate dark and light bands, producing a grizzled appearance (刺豚鼠)深浅环纹毛皮 ■a rodent, especially a mouse, having fur of this type 深浅环纹啮齿动物(尤指鼠类)
语源
mid 16th cent.: via French or from Spanish aguti, from Tupi akutí