first language

n.

本国语；

复数：first languages

A First Language
A First Language: The Early Stages.
First Language Use in Second Language Production
Using the First Language in the Classroom.
The Role of the First Language in Foreign Language Learning
The Role of First Language in Foreign Language Learning by Hakan Ringbom
An Unbuttoned Introduction : A First Language The Early Stages
Task-based second language learning: the uses of the first language
Student and Instructor Beliefs and Attitudes about Target Language Use, First Language Use, and Anxiety: Report of a Questionnaire S...
Factors related to English reading performance in children with Chinese as a first language: More evidence of cross-language transfe...