单词 | rock rat |
释义 | rock rat/ˈrɒk rat/noun 1Any of various rodents of the family Muridae inhabiting rocky areas; specifically †(a) = rock mouse ( obsolete ); (b) any of several Australian thick-tailed rats constituting the genus Zyzomys; (c) any of several African bush rats constituting the genus Aethomys (also called rock mouse). 2Any of several rat-like rodents of other families inhabiting rocky areas; specifically (a) the dassie rat, Petromus typicus (family Petromuridae), of southern Africa; (b) either of two burrowing South American rodents constituting the genus Aconaemys (family Octodontidae). OriginEarly 18th century (in an earlier sense). From rock + rat. |
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