Textbooks and technical writing try to communicate ideas, and they usually do so in pretty much the same way-by putting forward a point and then supporting it with reasons, details, and facts. 课本和科普文章旨在交流思想,并且在通常情况下,它们交流思想的方式几乎一样,即首先提出论点,然后用推理,详细资料和事实来加以论证。