Abstract:In second language learning and teaching, vocabulary learning is one of the hottest topics for language learners, as vocabulary ability is essential in developing the language abilities of learners. In language teaching research fields, more and more people are concerned about questions like: how to help students learn vocabulary actively and effectively, how to improve their abilities of using vocabulary, how to help them realize the long-term retention of vocabulary, etc. Form these questions, it is easy to know that vocabulary is the most important part in English learning; also it is a big headache for students to memorize every new word. In recent years, linguists provide a new learning tactic to solve these questions through word-guessing. It is a new learning strategy in vocabulary learning.

　　　In this thesis, the author discusses the importance of vocabulary in second language learning. There is a common phenomenon for the non-professional students of English in second language learning that it is hard to find an easy method to learn second language vocabulary well. We focus on the strategy of enlarging the students’ English vocabulary which named word-guessing. It helps the students to improve their English reading comprehension ability, also from the view of learning English to improve the students’ effectiveness of learning methods and interests.　　

Key words:  vocabulary learning; learning strategy; Word-guessing

摘要:在第二外语学习与教学中，词汇学习一直是学习者最为关心的问题之一，因为词汇能力是发展语言学习者语言能力最基本的因素。在语言教学研究领域，越来越多的人正在关注以下问题：怎样帮助学生灵活有效学习词汇，怎样提高他们运用词汇的能力，怎样帮助他们保持长期的词汇记忆能力等等。从这些问题，我们很容易知道词汇是英语学习中最重要部分。同时也是学生记忆新单词最头痛的部分。近年来，语言学家提出一个新的学习策略—猜词法来解决上述的问题。

　　　本论文，作者讨论了词汇在第二外语学习中的重要性。非英语专业学生在英语学习中存在一种普遍现象，他们很难掌握好词汇学习。该文主要关注扩大学生英语词汇学习的策略--猜词法。它帮助学生提高他们的英语阅读能力，也从英语学习的角度来提高学生学习的积极性和学习方法兴趣等。

关键词：  词汇学习；学习策略；猜词法