perceptive 英 [pəˈseptɪv] 美 [pərˈseptɪv] adj. 洞察力强的；思维敏捷的；有感知能力的
■拆: per(thoroughly) cept(cap/capt/ceive: to take) ive -> to grasp thoroughly -> 完完全全抓住 -> 后引申为 有感知呢能力的，洞察力强的
考点1: adj.敏锐的: able to sense slight impressions or differences
■e.g. Due to their ability to rotate their ears, cats are very perceptive when it comes to pinpointing the source of a sound.由于猫能够转动它们的耳朵，所以它们能十分敏锐地确定声源的位置。
■同: delicate, fine, keen,quick, sensitive, sharp
■反: dead, imperceptive, insensible, insensitive, numb 反应慢的，麻木的
考点2: adj.洞察力强的: having or showing deep understanding and intelligent application of knowledge
■e.g. A perceptive teacher was able to discover what was really troubling the youth.一个洞察力强的老师应该能察觉真正困扰青少年是什么。
■同: discerning, insightful, prudent, sagacious, sage, sapient
■反: brainless, dumb, foolish, idiotic, imbecile, moronic, silly, simple, slow, stupid, thoughtless, unintelligent, unwise, witless 愚钝的
trickle 英 [ˈtrɪkl] 美 [ˈtrɪkl] vi. 滴；细细地流；慢慢地移动 vt. 使…滴；使…淌；使…细细地流 n. 滴，淌；细流 vi. 滴；细细地流；慢慢地移动 vt. 使…滴；使…淌；使…细细地流 n. 滴，淌；细流
考点1: vi. 一滴滴地流，徐徐地流: to issue or fall in drops
■e.g. Tears trickled down her cheeks.眼泪从她的脸上一滴一滴地流下。
■反: pour, roll, stream, gush 喷涌
rend 英 [rend] 美 [rend] vt. 撕碎；分裂；强夺 vi. 将……撕开；使……分离
考点1: vt.撕裂，猛拉: to tear or split apart or into pieces violently
■e.g. Wolves rend a game to pieces.狼群会把猎物撕成碎片。pain that rends the heart 撕心般的痛
■同: cleave, lacerate, ribbon, rip, rive, rupture, shred, split, tatter, tear
■反: associate, coalesce, combine, conjoin, conjugate, connect, fuse, interfuse, join, link, unify 联合
exorbitant 英 [ɪɡˈzɔːbɪtənt] 美 [ɪɡˈzɔːrbɪtənt] adj. （要价等）过高的；（性格等）过分的；不在法律范围之内的
■拆: ex(out) orbit(orb: circle圆圈) ant(adj后缀) -> out of the circle 偏离正常的轨道了 -> 引申为 价格过高了，不在法律范围之类
考点1: adj.过度的: exceeding the customary or appropriate limits in intensity, quality, amount, or size
■e.g. exorbitant prices 过高的价格
■同: extravagant, intolerable, lavish, overdue, overweening, unconscionable
■反: middling, moderate, modest, reasonable, temperate 适度的，合适的
redoubtable 英 [rɪˈdaʊtəbl] 美 [rɪˈdaʊtəbl] adj. 可怕的；令人敬畏的
考点1: adj.杰出的，值得尊敬的: worthy of respect or honor
■e.g. a surprising discovery by one of the most redoubtable figures in Egyptian archaeology 埃及考古学领域最值得敬重的人物之一所做出的一个惊人发现
■同: bright, distinguished, illustrious, luminous, notable, noteworthy, outstanding, preeminent, prestigious
■反: average, inferior, mediocre平庸的，中等偏下的
考点2: adj.可怕的: arousing fear or awe
■e.g. His next opponent would be by far the most redoubtable adversary the young boxer had ever faced.年轻的拳击手的下一个对手将会是迄今为止他见过的最可怕的敌人
■同: direful, dreadful, fearsome, formidable, frightening, ghastly, horrifying, intimidating, scary, terrifying
■反: calming, comforting, consoling, lulling, pacifying, quieting, reassuring, relaxing, soothing 令人放松的
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