li·thi·a·sis /lɪˈθaɪəsəs/
結石
li·thi·a·sis /lɪθˈaɪəsəs/ 名詞
結石形成,結石病
Li·thi·a·sis n. Med. The formation of stony concretions or calculi in any part of the body, especially in the bladder and urinary passages.
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lithiasis
n : the formation of stones (calculi) in an internal organ