其原因可能存在于多个领域，在语言学领域，由于不同语言的迁移现象，语际错误和语内错误是错误出现的两大源泉；

The reasons lying behind may be from different sources. From the linguistic point of view, interlingual and intralingual errors are the main kinds due to the transfer between different languages.

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词汇错误的原因很复杂，大体而言主要由于语际语言，语内原因以及学生平日缺乏相关练习和教师不适当的教学方法。

The causes of those errors were complex, the causes were mainly due to interlingual causes; intralingual causes; lack of practice and inaccurate teaching.

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语内干扰主要表现为过度概括，忽略了规则的限制，语言规则的不完整应用，错误的假设概念。

While intralingual error is caused by overgeneralization, ignorance of rule restrictions, incomplete application of rules, false concept hypothesized, induced factors and lack of practice.

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