上外版选择性必修4U3 1. ambitious / m'b s/ adj. 费力的;耗资的;耗时的;有野心的;有雄心的 ambition (n.) - 雄心 ambitious plan - 雄心勃勃的计划 ambitious goal - 雄心勃勃的目标 Working in an ever-evolving, fast-paced industry, I am surrounded by ambitious people who are always striving for more and better. <2023崇明区二模概要写作> 我在一个不断发展、快节奏的行业工作，周围都是雄心勃勃的人，他们一直在努力做到更多更好。 2. commercial /k 'm s / \ adj. 贸易的;商业的 commercialize (v.) - 商业化 commercial break - 商业广告时间 commercial success - 商业成功 commercial property - 商业地产 Despite lack of funds and experience, self-made directors began to use commercial video cameras to shoot their movies and sold them for home viewing. <2024松江区一模A篇> 尽管缺乏资金和经验，但自立门户的导演们开始使用商业摄像机拍摄电影，并出售给家庭观看。 3. complex /'k mpleks/ adj. 复杂的;难懂的;费解的 complexity (n.) - 复杂性 complex problem - 复杂问题 complex system - 复杂系统 Children appear to have been born with grammatical machinery in their brains, which can serve to create logical, complex structures, even when there is no grammar present for them to copy. <2024松江区一模C篇> 儿童的大脑中似乎天生就有语法机制，即使在没有语法供他们复制的情况下，也能创造出合乎逻辑的复杂结构。 4. declare /d 'kle (r)/ v. 宣布;宣告;公布 declare independence - 宣布独立 declare bankruptcy - 宣布破产 What is typically declared to be the scientific method—develop a supposition, then design an experiment to test it—isn’t what scientists actually do. <2023虹口区二模C篇> 科学家们通常宣称的科学方法--提出一个假设，然后设计一个实验来检验它--实际上并不是这样做的。 5. elect / 'lekt/ v. 选择,决定(做某事);选举;推选 election (n.) 选举 elect someone president 选举某人为总统 stand for election 竞选 Someone suggested that the fact that the first female attorney genera in Pennsylvania was really messing things up could have unfortunate consequences for women seeking elected office. <2022普陀区一模C篇> 有人认为，宾夕法尼亚州的第一位女检察长真的把事情搞得一团糟，这可能会对女性竞选公职造成不幸的后果。 6. expansion / k'sp n n/ n. 扩张;扩展;扩大;膨胀 expand (v.) 扩大 economic expansion 经济扩张 expansion of the market 市场扩大 With the development and expansion of the Internet, many hobbies and interests of modern people have gained a new dimension. <2023宝山区一模六选四> 随着互联网的发展壮大，现代人的许多爱好和兴趣都有了新的发展。 7. extend / k'stend/ v. 涉及(范围);延伸(距离);延续(时间);使伸长;扩大;扩展 extension (n.) 延伸；扩展 extensive (adj.) 广泛的；大量的 extend an invitation 发出邀请 extend a deadline 延长截止日期 extend support 提供支持 With any of these vehicles, safety is the biggest concern and extends to both the aircraft and the automated systems flying them. <2024闵行区一模C篇> 对于任何这些飞行器来说，安全都是最大的问题，这既包括飞行器，也包括飞行器上的自动系统。 8. feature /'f :t (r)/ v. 以…为特色;是…的特征 feature a product 以产品为特色 feature film 故事片 key feature 关键特征 In the late 1800s, ... ...
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