1.adapter n.适应者( one that adapts);适配器(an attachment for adapting apparatus for uses not originally intended)
词根记忆:来自adapt(v.使适应)
例:It has established itself as a supreme adapter in an era when the ability to adjust to the environmental changes wrought by human beings has created a whole new class of dominant large mammals.
同根词:adaptive(a.适应的)
2.addict n.有瘾的人(person who is unable to stop taking drugs, alcohol,etc.) v.矿使上瘾,使入迷(to devote or surrender(oneself) to something habitually or obsessively)
词根记忆:ad(加强)+dict(说,要求)一不断要求一使上瘾
例:drug addict吸毒成瘾者//The level of caffeine in the candy bars is enough to keep people addicted.
派生词:addictive(a.使人上瘾的);addiction(n.上瘾,沉溺)
同根词:dictator(n.独裁者):contradict(v.反驳)
3.addictive a.上瘾的( causing or characterized by addiction)
词根记忆:来自addict(v.使上瘾,使着迷)
例:The phenomenon of withdrawal has always been the crucial physiological criterion for distinguishing addictive from nonaddictive drugs.
4.addition n.添加,增加物(a part added);加法(the act or process of adding)
词根记忆:add(加)+ition 一加法
例:The addition of another firm has a negligible impact on the intensity of competition.
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