family name

US /ˈfæm.əl.i ˌneɪm/
UK /ˈfæm.əl.i ˌneɪm/
"family name" picture
1.

姓氏, 姓

a surname; the name shared by members of a family

:
What is your family name?
你的姓氏是什麼?
Her family name is Smith.
她的姓氏是史密斯。