calculus
英 ['kælkjʊləs]
美['kælkjələs]
- n. [病理] 结石；微积分学
英英释意
- 1. a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body;
- "renal calculi can be very painful"
- 2. an incrustation that forms on the teeth and gums
- 3. the branch of mathematics that is concerned with limits and with the differentiation and integration of functions