在我国,语码转换研究的历史并不长,但它的存在无疑是非常普遍的。在外语课堂中,教师的语码转换频率与具体语言比例会对学生的外语学习产生直接的影响,这就要求教师对该现象提高重视,调整策略,为学生创造最佳的外语学习环境。 In our country, the history of code-switching research is not long, but its existence is undoubtedly very common. In foreign language classrooms, teachers ’frequency of transliteration and specific language ratio will have a direct impact on students’ foreign language learning. This requires teachers to pay more attention to this phenomenon and adjust strategies to create the best foreign language learning environment for students.