求翻译：其缺点是教学效果易受到教师知识水平、教学内容及难易程度、学生综合素质及参考资料数量等多种因素的限制，有时难以达到教学目的。如学生比较熟悉的问题和一些热门话题容易引起他们的兴趣，学生能够受到启发，产生联想，提高认识。反之，一些难度较大和不易理解的知识则不能收到良好的教学效果。对启发式教学的肯定，并不意味着全盘否定传统注人式教学法，注人式教学法固然存在许多弊端应当摒弃：如教学方式主要是教师讲、学生听，教师始终处于“教”的地位，学生永远处于“听”的被动状态，课时内容有增无减，教材越编越厚，希望在课堂内解决全部问题。是什么意思？

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Its shortcoming is the teaching effect easy to receive the teacher state-of-art, the course content and the difficulty degree, the student synthesizes the quality and reference quantity and so

Teaching effect of the drawback is vulnerable to the level of teachers ' knowledge, teaching content and degree of difficulty, the number of students comprehensive quality and references of a variety of factors, such as limits, sometimes it is difficult to achieve teaching objectives. If students ar