Rewards
网页
图片
视频
学术
词典
地图
更多
航班
我的必应
笔记本
birth fathers是birth father的复数
birth father
美
英
n.
生父
复数：
birth fathers
英英
n.
1.
the
man
who
was
someone
’
s
father
when
they
were
born
rather
than
the
man
who
has
adopted
them
