Gallstone

['gɔːlstəʊn] or ['ɡɔlston]

解释:

(noun.) a calculus formed in the gall bladder or its ducts.

哈利整理--From WordNet

解释:

(n.) A concretion, or calculus, formed in the gall bladder or biliary passages. See Calculus, n., 1.

多米尼克整理