Vocabulary
Form
to hatch (out)
verb
vi
Example sentences
めんどりは卵（たまご）がかえるまで抱（いだ）く。
The hen sits on her eggs until they hatch.
卵（たまご）がかえる前（まえ）にひよこの数（かず）を数（かぞ）えるな。
Don't count your chickens before they are hatched.