aggressive adj ①侵略的，爱挑衅的 ②有进取心的，积极的[特征]an aggressive war 一场侵略战争 aggressive weapons 攻击性武器- a salesman has to be aggressive in order to a big ord...
blame vt 责备，谴责 n 过失，责备[特征]- i dont blame you for the delay of the plan 我不会因为计划延误责备你。- the car driver bored all the blame 这个小车司机承担了所有的责任。[贴心叮咛...
bookmark n 书签[特征]- my sister made a beautiful bookmark by herself 我妹妹自己做了个漂亮的书签。[贴心叮咛]bookmark是一个复合词：book（书）+ mark（记号），读书时用来作为标记的就是“书签&rd...
aid n 援助；辅助物 v 援助，资助[特征]aid是一个正式用语，和help是同义词，但help较口语化。hearing aid 助听器- he climbed to the top of the mountain without any aid from others 他没靠别...
degree n ①度数，度 ②学位 ③地位，阶层[特征]a woman of high degree 一位社会地位高的妇女- water freezes at zero degree centigrade 水灾灵摄氏度时结冰。- after graduation he had the de...
disturb vt 打扰，扰乱，使不安[特征]- dont disturb me while im reading 当我看书时不要打扰我。- the news that my brother was fired has disturbed me very much 我哥哥被解雇的消息使...
advertise v 等广告，为……作广告[特征]- we advertised through the press 我们通过报纸宣传。[备考必背] 派生词advertisement n 广告，公告（经常用其缩写形式ad ）advise v 劝告；...
disappear vi 消失，不见[特征]- the boy disappeared in the dark 这个男孩在黑暗中消失了。[备考必背]disappear是非延续性动词，不能和表示一段时间的状语连用。（误）the beast has disappeared for a lon...
admit v ①承认 ②准许（入场、入学、入会等） ③容纳，容许[考点]1、重要句型admit doing sth 承认做了某事- he admitted making a big mistake 他承认犯了个严重的错误。admit that 承认…&hel...
description n 描写，记述[特征]- he gave a description of what he had seen 他描述了他所见到的一切。- he is not very good at description 他不太善于描述。[贴心叮咛]description是de...
charge vt ①索（要）价 ②指控 ③充电 n ①费用，价钱 ②指控 ③负责，主管[特征]- the shop owner charged me too much money 这个店主收了我很多钱。- my brother was charged with stealing a ca...
accent n ①口音，音调 ②重音[特征]- his strong southern accent reveals he isnt a local man 他很浓的南方口音表明他不是本地人。- he speaks english with an american accent 他...
background n ①背景 ②出身- there is a big tree in the background of the picture 这幅画的背景上有一棵大树。- the girl was ashamed of her humble background 这个女孩对自己卑微...
encourage vt 鼓励；支持[特征]- he encouraged me to try it again 他鼓励我再试一次。[备考必背]①辨析encourage sb to do sth 和encourage sb in doing sth 前者指“鼓励某人去做某事”，后者指“...
bar n ①条，棒，横木②酒吧间[特征]- is poor health a bar to success?健康不佳时成功的障碍吗？- he often drinks in he bar after work 他下班后经常在这间酒吧喝酒。[贴心叮咛]bar作“酒吧&rdqu...
float n 漂流物；浮萍 v 浮动，漂浮[特征]- clouds float in the sky 云漂浮在空中。- the boat floated down the river 小船沿河漂流。[贴心叮咛]float的基本意思是“漂浮”，如白云在天空&l...
already adv 已经[特征]- she had already gone when i arrived 我到的时候，她已经走了。1、already通常和现在完成时连用，而不和一般过去时连用。（×）next month shes going back to sha...
freeze (froze, frozen) v （使）结冰，（使）冷冻[特征]- water freezes at zero degree 水在零度时结冰。- smiles froze on their faces 笑容在他们脸上僵住了。[备考必背]①重要词组freezing poin...
below prep 在……下面 adv 在下面，在下方[特征]- the temperature is below zero 温度在零度以下。- see the note below 参见下面的注释。[贴心叮咛]英文中有好几个词都表示“在...
compete vi 比赛，竞赛[特征]compete指为了达到某个目的与另一个或其他人“竞争”，仅仅是为了争得名次、奖品，并不含有将对手征服的意思。- five children competed in the race 五个孩子参加了赛跑。[备考必背]①重要词组...
