《学生古汉语词典》（第2版）（中学必备版）收字，以见于中学语文古诗文为主要依据，适当补充收录少部分不见于语文教材的古汉语常用字。《学生古汉语词典》（第2版）（中学必备版）收字基本上可以满足中学生学习古代汉语、阅读常见文言、诗词名篇的需要。对于中学语文教材古诗文作品中出现的少数生僻字词，《学生古汉语词典》（第2版）（中学必备版）一律收录，因为这些生僻字词的读音、含义，也是广大中学生在学习过程中往往需要查阅的内容。如《陶庵梦忆序》中“駥駥为野人”的“駥”字、《始得西山宴游记》中“斫榛莽，焚茅茷”的“茷”字、《<天工开物>四则》中“刚锥穿鼻，复鎈其外”中的“鎈”字等，这些在商务印书馆的《古汉语常用字字典》（第4版）中均未收录，而《学生古汉语词典》（第2版）（中学必备版）则一概收录。
《学生古汉语词典》（第2版）（中学必备版）对于读者容易出错的字词(如写错形、读错音、会错意)及古今字等重要的字词关系适当作了简要提示；对于一些意义相近的词语或通假字、异体字等则尽量给予辨析。《学生古汉语词典》还特别设立了以介绍古代文化常识为内容的“知识窗”，并有选择地在书中配设若干古代器物插图。主要目的一是为了帮助中学生系统整理所学的古汉语知识，二是扩大学生的视野，掌握古代的一些文化常识，更好地理解古代文学作品的语言及内容。
The Student Ancient Chinese Dictionary (Second Edition) (Middle School Edition) is based on the Chinese ancient poetry in the middle school. It is appropriate to supplement the old Chinese characters that are not found in Chinese textbooks. The Student Ancient Chinese Dictionary (2nd Edition) (Secondary Essential Edition) can basically meet the needs of middle school students to learn ancient Chinese, read common Chinese and read poems. For the rare and uncommon words appearing in the ancient Chinese poetry texts of the middle school Chinese textbooks, the "Old Chinese Dictionary of Students" (Second Edition) (the necessary edition of the middle school) is included, because the pronunciation and meaning of these uncommon words are also the study of the majority of middle school students. The content that often needs to be consulted in the process. For example, in the "陶庵梦忆序", the word "駥" in "駥駥为野野人" and "始得西山宴游记" in the "斫榛莽, 茷茅茷" the word "茷", "<天工开物> In the "four", "鎈", "鎈", "鎈", etc., are not included in the "Chinese Dictionary of Ancient Chinese Words" (4th Edition) of the Commercial Press, and "Students Ancient Chinese" The Dictionary (2nd Edition) (Secondary Essentials Edition) is included.
The Student Ancient Chinese Dictionary (2nd Edition) (Secondary Edition) is suitable for the words that people tend to make mistakes (such as writing wrong, reading wrong, misunderstood) and important words such as ancient and modern characters. Brief reminder; for some words with similar meanings or for false words, variant characters, etc., try to discriminate. The "Student Ancient Chinese Dictionary" also specially sets up a "knowledge window" that introduces the common sense of ancient culture, and selectively sets a number of ancient artifacts in the book. The main purpose is to help middle school students systematically organize the ancient Chinese knowledge, and the second is to expand students' horizons, master some ancient cultural knowledge, and better understand the language and content of ancient literary works.