2018考研是场艰巨的战役，对于考研英语词汇是它的“先锋兵”，只有攻克词汇，才能确保考研分数的稳固和万无一失。新东方在线祝愿考研的学子们再接再厉，勇往直前!
introduce vt引进, 采用
Production is going up because we have introduced new techniques.产量提高因我们采用了新技术。
invent vt编造She invented false news.她捏造了假消息。
invert adj【化】转化的invert sugar 转化糖
invest vt 笼罩，包围Fog invests the city.大雾笼罩城市。
The enemy invested the city and cut it off from our army.敌人包围了城市, 并把它同我们的部队隔绝。
【书】授予[(+with)][H] 【书】赋于,使充满[(+with)][H]
The trade union is invested with the power to call a strike. 工会被授于号召罢工的权力。
The ancient castle was invested with an air of mystery. 这座古堡充满神秘的气氛。
vi. 投资,入股[(+in)]He invested heavily in the cotton business. 他在棉花生意上投入巨资。
invite vt引诱, 怂恿; 招致Recklessness invites disaster.粗心大意招致灾难。
iron n坚强刚强冷酷There is more iron to her than I supposed.她比我原来想像要坚强得多。
adj残酷的The people suffered under his iron rule. 民众在他的暴虐统治下受苦受难。
刚强的He is a man of iron self-control. 他是一个有极强的自制能力的人。
isolate vt使(细菌)分离; 与种群分离
A chemist can isolate the oxygen from the hydrogen in water.一个化学家能把水中的氧和氢分解。
issue vi.冒出, 流出; 传出Strange sounds issued from the castle.城堡传来怪异的声音。
item n 品种Gone forever are the days when this item sold well. 这一品种畅销的日子一去不复返了。
新闻的一条A news item initially released to only one publication or broadcaster.
独家新闻只被一家出版社或电台披露的新闻
jam vt (发射无线电波)干扰(信息, 节目)
They were sent to jam the enemy's radio stations during the war.战争期间他们被派去干扰敌人的电台。
jazz n〈俚〉废话Don't give me that jazz!别跟我胡扯!
vt.使更有生气This party is boring, let's try and jazz it up a bit.这个聚会太无聊了, 让我们想法把它搞得活跃一点吧。
jealous adj注意的; 保卫的; 珍惜的, 戒备的
An honorable Chinese citizen should be jealous of his own rights.一名光荣的中国公民应当珍惜自己的公民权利。
joint adj联合的,共同的;合办的,共有的
By their joint efforts they managed to complete the project on time. 他们通过共同努力总算按时完成了计划。
We have opened a joint account at the bank. 我们在银行开了一个共有的帐户。
jump n猛长, 激增There has been a jump in the price of food.食品价格暴涨。
vi一致, 符合(with)His ideas jump with mine.他的意见与我一致。
(结论)匆匆做出; (话题、主张等)突然改变Don't jump to a hasty conclusion. 不要匆匆作出结论。
快速行动;迅速采取行动
【真题例句】 Scientists jumped to the rescue with some distinctly shaky evidence to the effect that insects would eat us up if birds failed to control them。【2010年翻译第46题】
科学家们迅速赶来挽救这种局面，他们拿出的证据显然站不住脚，大意是鸟类不能控制害虫的话，害虫就会把我们人类吃掉。