溝鼠;どぶ鼠(sK) [どぶねずみ;ドブネズミ] /(n) (1) (uk) brown rat (Rattus norvegicus)/common rat/street rat/sewer rat/Norway rat/(n) (2) (uk) dark grey/dark gray/(n) (3) (uk) deceitful employee/unfaithful servant/EntL1280070/