native speaker
US /ˌneɪ.tɪv ˈspiː.kər/
UK /ˌneɪ.tɪv ˈspiː.kər/

1.
母语者, 本族语者
a person who has spoken the language in question from earliest childhood
:
•
She is a native speaker of French.
她是法语母语者。
•
Learning from a native speaker can greatly improve your pronunciation.
向母语者学习可以大大提高你的发音。