†(a) the Norway lemming, Lemmus lemmus (obsolete); (b) the brown rat, Rattus norvegicus.
| 单词 | θ41449 |
| 释义 | the world > animals > mammals > group Unguiculata or clawed mammal > order Rodentia or rodent > superfamily Myomorpha (mouse, rat, vole, or hamster) > [noun] > family Muridae > genus Rattus (rat) > rattus norvegicus (brown rat) (4) Norway rat1753 †(a) the Norway lemming, Lemmus lemmus (obsolete); (b) the brown rat, Rattus norvegicus. wharf-rat1823 (a) the common brown rat, Mus decumanus, which infests wharfs; (b) a man or boy who loafs about wharfs, often with the intention of stealing (slang). sewer-rat1851 the brown rat (Mus decumanus) common in sewers and drains. trench rat1916 the brown rat, Rattus norvegicus (which infested the trenches in the First World War (1914–18)). |
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