第三章以阅读理解为中心（334词）

element·innovation·component·expansion·preference·undergraduatethe technique of DNA sequencingthe fastest-growing component增长最快的部分DNA测序技术the components of a good night's sleepcombine different techniques to solve a problem一夜好眠的组成部分结合不同技术解决问题扩main components主要部分key components of the government's planelement★★☆['elimant]政府计划的重要组成部分近constituent[kan'stitjuant]n.成分；构成要素n,要素；基本部分a key element of scientific endeavorexpansion★☆☆[Ik'spaenJn科学事业中的一个关键要素m.扩张；扩展certain grammatical elements in sb's writing某人写作中的某些语法成分afford the expansion projects负担得起扩张项目（的费用）the important elements of human intelligence人类智力中的重要因素the expansion of scientific knowledge科学知识的扩展all the elements of a soap opera肥皂剧的所有要素the expansion of study abroad programs留学项目规模的扩大近factor['faekt(r)]n.因素；要素派elementary[,ell'mentri]a.基本的a rapid expansion of the systems of highereducation高等教育体系的迅速扩张an expansion of a series of lecturesinnovation★★☆[Ina'veIfn]系列讲座的扩充n.创新；革新近enlargement[In'la:d3mant]n.扩大；扩充真radical innovation彻底的革新反contraction[kan'trek∫n]n.收缩：缩小academic innovation学术创新facilitate scientific innovations促进科学创新preference★☆☆['prefrans]encourage innovation and competitionn.偏爱：偏好鼓励创新和竞争collect information about consumers'preferencesan age of technological innovation技术革新的时代收集消费者偏好的信息近revolution[reva'lu:jn]n.巨变：大变苹people's preference for social media platforms派innovational[n3'veIfnl]a.苹新的'人们对社交媒体平台的偏好the consumer's growing preference for eating out消费者越来越喜欢外出就餐component★☆☆[kam'paunantsingular or diverse research preferencen.成分；组成部分单一的或多样化的研究偏好真the reading component阅读郎分近liking[hak0]n.喜欢；喜好2.四级词(6词)Harvard undergraduates哈佛本科生ndergraduate"★★★[ind3'gred3uat]undergraduate degrees in law法律学士学位n,本科生undergraduate application本科生入学中请扩first-.year undergraduates大学一年级学生真undergraduate debts本科偾款an undergraduate course大学本科生课程108