v.钙化；(使)成石灰质
An aortic valve need not be bicuspid to calcify. 主动脉瓣并非是两个瓣叶的才钙化。
Rickets is a disease of children characterized by a failure of the growing bones to calcify normally. 佝偻病是一种儿童疾病，它的特征是生长中的骨骼不能正常钙化。
