However, as related to theories and technology issues such as artificial intelligence, natural language processsing, pattern recognition, the automatic marking technology for subjective questions such as explanation for the terms, short answers questions and essay questions is far from perfect. 但是,针对名词解释、简答题和论述题等主观题型的自动阅卷技术,由于涉及到人工智能、自然语言理解、模式识别等理论与技术的问题,所以至今还很不完善。