考研英语复习过程中，一些又长又难的词汇总是让同学们头疼。海天考研小编整理了一些常考的长难词，希望对大家有所帮助。

interactivity、n.互动性

[真题例句] The examples of Virtual Vineyards, Amazon.com, and other pioneers show that a Web site selling the right kind of products with the right mix of interactivity, hospitality, and security will attract online customers.[1999年阅读2]

[例句精译] 像Virtual Vineyards和Amazon.com及其他开拓者的例子说明：一个销售适类商品的网站，如果将交互性、热情服务、安全性合理结合，肯定会吸引网上用户的。

intentionally、ad.有意地，故意地

[真题例句] Nevertheless Williams’s suit charged that the casino, knowing he was “helplessly addicted to gambling” intentionally worked to “lure” him to “engage in conduct against his will” well.[2006年新题型]

[例句精译] 然而威廉姆斯还是控告娱乐场，明知道他“不可救药地赌博上瘾”还故意“诱惑”他“违背他自己的意愿参加赌博”。

intelligently、ad.聪明地

[真题例句] In making a blueprint for a job, begin with yourself, for when you know exactly what you have to offer, you can intelligently plan where to sell your services.[1996年阅读1]

[例句精译] 为找工作做筹划，从你自己开始，因为只有当你确切知道你可以提供什么服务，你才可能明智地筹划到哪儿去兜售你的服务。

institutional、a.组织机构的

[真题例句] As time went by, computers became smaller and more powerful, and they became “personal” too, as well as (33：institutional) , with display becoming sharper and storage (34：capacity) increasing.[2002年完形]

[例句精译] 随着时间的发展，电脑变得越来越小，也越来越强大。现在出现了个人电脑，也出现了适用于各种组织机构的大型机，它的显示分辨率越来越高，存储能力越来越强。