mole
n
small permanent dark spot on the human skin 痣; 色素痣. Cf 参看 freckle.
mole n
1 small dark-grey fur-covered animal with tiny eyes, living in tunnels which it makes underground 鼹鼠. =>illus at App 1 见附录1插图, page iii.
2 (infml 口) person who works within an organization and secretly passes confidential information to another organization or country (将本组织的秘密情报暗中传给另一组织或国家的)内奸
The authorities believe there is a mole at the Treasury. 当局认为财政部里有内奸. Cf 参看 spy.
mole n stone wall built from the shore into the sea as a breakwater or causeway 防波堤.