一个自做的小词典，学英语的朋友在记单词的时候，把一些不知道容易忘记的词，加进去，定期复习，量大后，就当于一本小词典了。同时也把英语能力提高。-Small to do a custom dictionary, Friends of the study of English words in mind at the time, some do not know easy to forget the words, added to regularly review, a large quantity,