求翻译：给馨予准备的英语会话资料完成后，还有一项材料需要准备，就是英语词类归类，把小学和初中的部份英语词汇，按词性、用途归类整理，便于认读和记忆，减轻记忆的困难和学习障碍，提高中国学生学习和掌握英语的性趣。是什么意思？

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Xin to prepare English conversation when the information is complete, there is a material need to be prepared, is classified parts of speech in English, part of the elementary and junior high school English vocabulary, classification by speech, use finish for easy reading and memory, difficulties an