《灰尘的旅行》(第十册)是一篇通俗生动的科常性说明文,它是著名的科普作家高士其的作品。(发表于一九六五年,选入课文有改动)。在这篇课文里,作者采用比较、分类、举例、数字等(?)种说明方法,并辅之以比喻、排比、设问等修辞方法,从灰尘的来源、功用、危害及控制措施等诸方面,具体地介绍了有关灰尘的一些常识。 “Dust’s Travel” (Book 10) is a popular and exquisite expository text. It is the work of famous science writer Gao Shiqi. (Published in 1965, there were changes in the selection of texts). In this text, the author uses comparative methods such as comparison, classification, examples, numbers, etc., supplemented by rhetorical methods such as metaphor, comparison, and questioning, from the sources, functions, hazards, and control measures of dust. On the other hand, it introduced some common knowledge about dust.