natural parents
中文翻译
[法] 生身父母
                        常见例句
                                        1                                    
                                    n a person who acts as parent and guardian for a child in place of the child's natural parents but without legally adopting the child
                                        2                                    
                                    plural of foster-parent n a person who acts as parent and guardian for a child in place of the child's natural parents but without legally adopting the child