文章主要研究在英语分级教学环境下,高职高专公外一年级和二年级学生的英语词汇的广度,即英语的词汇量。研究发现,不同年级、不同程度的学生的英语词汇的广度存在一定的差异,一、二年级A、B班学生的词汇量在不同的词频上的差异不同。形成这种差异的原因与学生自身相关,也与教师的教学方法等方面相关。 The paper mainly studies the breadth of the English vocabulary of freshmen and sophomores in higher vocational colleges, ie the vocabulary of English, under the hierarchical English teaching environment. The study found that there are some differences in the breadth of English vocabulary among students of different grades and different grades. There is a difference in the vocabulary frequency of students in grade A and grade B at different word frequencies. The reasons for the formation of such differences are related to the students themselves and also to the teaching methods of teachers.