Calculus
例子
Students often study calculus to understand rates of change.
学生经常学习微积分以理解变化率。
02
结石, 石病
a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body
语法信息
有生性状态
无生命
形态构成
复合词
可数
复数形式
calculi
03
牙结石
an incrustation that forms on the teeth and gums
