calculuses

详细解释:微积分, 微积分学, 计算, 演算, 结石, 积石, 牙垢

词型变化：

名词复数:calculi

英语解释：

名词 calculus:

a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body同义词：calculus, concretion