首先，詞典能幫助我們確切理解詞義，通過查詞典，可以知道某個單詞的正確讀音，詞性，搭配和多種解釋，以

First of all, the dictionary can help us understand exactly meaning, through the dictionary, you can know the correct pronunciation of a word, the part of speech, collocation and multiple explanation, and its usage in sentences, etc , as well as to students' autonomous learning ability.