71. 简单词 luxury 奢侈的,奢侈品
词根：lux-(变形: lux, lure, lus, lu, lur ) 光→引诱,奢侈
同根词：
(1) lure 引诱,魅力,鱼饵
记忆方法：lure(光) →引诱
实例: They did not realise that they were being lured into a trap.
(2) allure 吸引,引诱
记忆方法：al(to,一直)+lure→引诱
近义词: tempt, attract
实例: the allure of the big city
(3) lust 肉欲,强烈的欲望
记忆方法：lure(光) →引诱→强烈的欲望
实例: The mobs became driven by a crazed blood-lust to take the city.
(4) luscious 美味的,性感的
记忆方法：lus=lust+cious(多...的)→欲望(食欲,性欲)多的→美味的,性感的
实例: What I like most about Gabby is her luscious lips.
(5) translucent 半透明的
记忆方法： trans(透过)+luc(光亮)+ent→透过光亮的→半透明的
衍生: translucence
实例: The building is roofed entirely with translucent corrugated plastic.
(6) lubricate 润滑
记忆方法： lub(光)+ricate→使发光→润滑
实例: Mineral oils are used to lubricate machinery.
(7) lucrative 赚钱的
记忆方法：luc(光→钱财,奢侈)+rative→赚钱的
实例: Thousands of ex-army officers have found lucrative jobs in private security firms.
(8) luminous 发光的
记忆方法：lu(光)+minous→发光的
实例: This is one of the most luminous and unstable stars in our Galaxy.
(9) luminary n.发光体,杰出人物,泰斗
记忆方法：lu(光)+minous→发光的
实例: If you refer to someone as a luminary, you mean that they are an expert in a particular subject or activity.
(10) lucid 清楚的,明了易懂的
记忆方法：luc(光)+id→清楚
实例: His prose is always lucid and compelling.
(11) elucidate 阐明
记忆方法： e(出)+lucid(清楚)+ate→清楚说出→阐明
实例: The note help to elucidate the most difficult parts of the text.
(12) illuminate 照明
记忆方法： il(=in进入)+lumin(光)+ate→照明
实例: The black sky was illuminated by forked lightning.
(13) lackluster 无生气的,无光泽的
记忆方法： lack(缺乏)+luster(光)→无光彩的
实例: He does not want a dull lackluster life and hence prepares to start his own business.
(14) luxuriant 茂盛的
记忆方法： lux(光,奢侈)+uriant→繁茂的
近义词: lush
实例: There were two very large oak trees in front of our house with wide spreading branches and luxuriant foliage.
(15) luxurious 奢侈的
记忆方法： lux(光,奢侈)+urious(多...的)>奢侈的
实例: Their honeymoon was two days in Las Vegas at a luxurious hotel called Le Mirage.
(16) lurid 可怕的,骇人听闻的(暴力,性爱)
记忆方法：lur(引诱)+rid(抛弃)→应该被抛弃的引诱→可怕的
实例: Some reports have contained lurid accounts of deaths and mutilations.
(17) lush 茂盛的
记忆方法：lus(光)+h→阳光充足植物自然茂盛
近义词: luxuriant
实例: The beautifully landscaped gardens sprawl with lush vegetation.
(18) deluxe 高级的； 豪华的
记忆方法： de(法语词缀,表强调)+lux(光)+e→ 强调有光的→ 就上单词可知, 有光的都可引申为豪华的
实例: I liked the deluxe edition, but I could afford only a second best.
72. 简单词 ludic (见难记词表) 顽皮的
词根: -lud-玩弄
同根词：
(1) allude 暗指, 影射
记忆方法： al(to)+lude(玩弄)→玩弄人即拿别人开涮而不直接骂人→暗指
衍生: allusive
实例: She also alluded to her rival's past marital troubles.
(2) elude 逃避→因而错过,得不到
记忆方法： e(出)+lude(玩耍)→贪玩而跑出→逃避
实例: 1. The two men managed to elude the police for six weeks. 2. Finally he remembered the tiny detail that had eluded him the night before.
(3) elusive 难懂的, 难找的
记忆方法： elude衍生而来,elude后变得难找了→难找到答案,即难懂
近义词: abstruse, complicated, recondite
实例: A solution to the problem of toxic waste is proving elusive.
(4) illusive 幻影的,错觉的
记忆方法： il(=in进入)+lus(玩)+ive→进入玩乐中→幻影的
实例: illusive advertisement (虚假广告)
(5) ludicrous 荒谬的
记忆方法：ludic(顽皮的)+rous→顽皮过头→荒谬的
近义词: ridiculous
实例: It was ludicrous to think that the plan could succeed.
(5) prelude 前奏
记忆方法：pre(在前)+lude(玩)→玩在前面→前奏
实例: Indeed, teachers often use iCivics games as a prelude to more topical class conversations.
(6) postlude 后奏,终曲
记忆方法：post(在后)+lude(玩)→终曲
实例: Schumann rewards the pianist with a touching piano postlude to his cycle, reworking material from the opening song. (New York Times, Mar 10, 2016)
(7) collude 共谋
记忆方法：col(一起)+lude(玩)→共谋
近义词: conspire, complot
实例: Several people had colluded in the murder.
(9) delude 迷惑,哄骗
记忆方法：de(向下,向不好的方向)+lude(玩弄)→想不好的方向玩弄→迷惑
近义词: mislead, betray, fool, deceive, 衍生: delusion (错觉)
实例: Don't be deluded into thinking that we are out of danger yet.
73.简单词 pollute 污染
词根:-lut-洗(wash)(pollute=pol(=per到处)+lut(洗)→洗得到处都是→污染)
(变形: lut, luv, lug)
同根词:
(1) dilute 稀释
记忆方法： di(分开)+lute(洗)→分开洗→冲淡
实例: “By including rent-controlled units in their partnership, defendants are diluting the stock of affordable housing available to District residents,” the lawsuit says.(Washington Post, Apr 25, 2017 )
(2) ablution 沐浴, 宗教洗礼
记忆方法：ab(to一直)+lut(洗)→一直洗→沐浴
(3) antediluvian 圣经上大洪水之前,上古的
记忆方法：ante(先于)+diluv=dilute(冲洗)→大冲洗(洪水)之前
(4) deluge 大暴雨,洪水
记忆方法：de(向下)+luge(冲洗)→大暴雨,洪水
实例: This has brought a deluge of criticism.
(5) alluvial adj.(河流、洪水) 冲积的,淤积的
记忆方法：al(加强 )+luv(洗,冲)+ial(表形容词)→ 冲击的,淤积的
实例: Alluvial soils usually grow the best crops.
74. 简单词 lunar 月亮的
词根: -lun-月亮的
同根词:
(1) lunatic 疯狂的
记忆方法：狼人在满月的时候变化→lun(月亮)+atic→疯狂的
实例: He pleads for sanity in a lunatic world.
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