grandchild
US
UK grandchild, plural: grandchildren n: (child of your child) (儿子的孩子)
SC 孙子, 孙女
SC 外孙, 外孙女(女儿的孩子)
I have three children and five grandchildren.
我有三个子女和五个孙子女。
great-grandchild n: (child of your grandchild)
SC 曾孙
SC 曾孙女
SC 曾孙女
great-great-grandchild n: (child of great-grandchild)
SC 玄孙
SC 玄孙女