calcium

n. /ˈkæl.si.əm/ B2

钙

A chemical element that is important for healthy bones.

仙境例句

“Milk has calcium for strong bones,” said the Duchess, and gave the baby more pepper.

“牛奶里有钙，能让骨头结实，”公爵夫人说完，又给婴儿加了些胡椒。