1
- a small burrowing insectivorous mammal with dark velvety fur, a long muzzle, and very small eyes鼹鼠。
1.1
- Family Talpidae: several genera and species, including the European mole (Talpa europaea).鼹科：数属和种, 包括欧洲鼹鼠（拉丁名Talpa europaea）。
2
- a spy who achieves over a long period an important position within the security defences of a country长期潜伏的间谍。
2.1
- someone within an organization who anonymously betrays confidential information（机构内部的）隐名泄密者。
词源
late Middle English: from the Germanic base of Middle Dutch and Middle Low German mol.
- a small, often slightly raised blemish on the skin made dark by a high concentration of melanin痣, 瘤。
词源
Old English māl 'discoloured spot'， of Germanic origin.
1
- a large solid structure on a shore serving as a pier, breakwater, or causeway防波堤, 海堤。
1.1
- a harbour formed or protected by such a structure海堤港。
词源
mid 16th cent.: from French môle, from Latin moles 'mass'.
- Medicine an abnormal mass of tissue in the uterus【医】胎块; 肿瘤。参见HYDATIDIFORM MOLE.
词源
late Middle English: from French môle, from Latin mola in the sense 'false conception'.