一、引言众所周知,词汇是语言学习的基础,语言是表达意义的主要承担者。外语教学的主要任务不仅是教会学生一些语言结构,而且要教会他们把这些结论应用于各种不同的环境的交际中。但要做到这一点,又必须熟悉和了解不同的语言环境中所 I. Introduction As we all know, vocabulary is the basis of language learning, language is the main carrier of meaning. The main task of foreign language teaching is not only to teach students some linguistic structures, but also to teach them to apply these conclusions in a variety of different contexts. But to do this, you must be familiar with and understand the different language environment