综合英语四unit2重点词汇整理选读.docx

Unit2pervasive?[p?r?ve?s?v]?1.?ADJ-GRADED?遍布的；贯穿始终的；四处弥漫的Something, especially something bad, that is?pervasive?is present or felt throughout a place or thing....the?pervasive?influence of the army in national life...?在国民生活中军队的影响无处不在She lives with a?pervasive?sense of guilt.?她生活在深深的愧疚之中。派生词：N. pervasiveness* The consistency and?pervasiveness?of this effect is startling, perhaps even disconcerting.?外表的这种作用始终存在、影响甚广,这实在令人惊讶, 甚至烦恼不安.Adv. pervasively*Knowledge is being used?pervasively?in the overall economic system.?知识与资讯正全面渗透到整个经济运作过程中去.tacit1.?ADJ?默认的;默许的;不言而喻的If you refer to someones?tacit?agreement or approval, you mean they are agreeing to something or approving it without actually saying so, often because they are unwilling to admit to doing so.The question was a?tacit?admission that a mistake had indeed been made...问这个问题实际上等于默认确实出了差错。The rebels enjoyed the?tacit?support of elements in the army.?反叛分子得到了军队中部分势力的暗中支持。派生词：adv. tacitlytaciturn1.?ADJ-GRADED?寡言少语的;沉默寡言的;不苟言笑的A?taciturn?person does not say very much and can seem unfriendly.A?taciturn?man, he replied to my questions in monosyllables.?他寡言少语，回答我的问题时只是往外蹦单字。underlying?[??nd?r?la???]?1.?ADJ?潜在的；隐藏的；深层的；根本的The?underlying?features of an object, event, or situation are not obvious, and it may be difficult to discover or reveal them.To stop a problem you have to understand its?underlying?causes...?要想杜绝问题的发生，必须弄清它的深层原因。I think that the?underlying?problem is education, unemployment and bad housing.?我认为深层的问题在于教育、失业和糟糕的住房条件。2.?ADJ?表面下的；下层的You describe something as?underlying?when it is below the surface of something else....hills with the hard?underlying?rock poking through the turf...?坚硬的下层岩石穿过草皮凸出来的山丘Cars were covered with clear-coat finish at the factory to protect theunderlying?paint from fading工厂给汽车上了透明罩漆，以防底漆褪色派生词：underlie1.?VERB?为…的起因；构成…的基础If something?underlies?a feeling or situation, it is the cause or basis of it.Try to figure out what feeling?underlies your anger.?努力找出你的愤怒之下潜藏的情感。...the energy which seem