牛奶里含有钙。
Niúnǎi lǐ hányǒu gài.
English
Milk contains calcium.
calcium
calcium (chemistry)
Every character draws itself stroke by stroke, then hands you the brush to trace it yourself.
Nice writing!
牛奶里含有钙。
Niúnǎi lǐ hányǒu gài.
Milk contains calcium.
钙对骨骼很重要。
Gài duì gǔgé hěn zhòngyào.
Calcium is very important for bones.