一次性解决gre单词（每天5个GRE单词）

pithy 英 [ˈpɪθi] 美 [ˈpɪθi] adj. 有髓的，多髓的；精练的；简洁有力的

考点1: adj.精练的，简洁的: precisely meaningful; forceful and brief

■e.g. The professor gave a pithy introduction to this course.教授就这门课程做了简短的介绍。

■同: apothegmatic, brief, capsule, compact, compendious, concise, laconic, succinct, telegraphic, terse

■反: circuitous, circumlocutory, diffuse, rambling, prolix, verbose, windy, wordy冗长累赘的

■派: pithiness n.简洁，犀利

diligent 英 [ˈdɪlɪdʒənt] 美 [ˈdɪlɪdʒənt] adj. 勤勉的；用功的，费尽心血的

考点1: adj.勤勉的，辛勤的: characterized by steady, earnest, and energetic effort: painstaking

■e.g. A new bride is diligent for three days 新娶女直妇三日勤；a student who has been unceasingly diligent in pursuit of a degree in mathematics 一个不断勤奋追求数学学位的学生

■同: assiduous, industrious, sedulous, engaged, hopping, tied-up

■反: idle, inactive, unbusy, unemployed, unoccupied 空闲的

vivacious 英 [vɪˈveɪʃəs] 美 [vɪˈveɪʃəs,vaɪˈveɪʃəs] adj. 活泼的；快活的；有生气的

考点1: adj.活泼的，快活的: lively in temper, conduct, or spirit

■e.g. a vivacious girl who became a successful sales rep 一个成为了成功销售代表的活泼女孩

■同: active, animated, bouncing, brisk, energetic, frisky, kinetic, mettlesome, spirited, sprightly, vital, zippy

■反: dead, inactive, inanimate, languid, languorous, leaden, lifeless, listless, spiritless, vapid无活力的

■派: vivacity n.活力，活泼

zenith 英 [ˈzenɪθ] 美 [ˈziːnɪθ] n. 顶峰；顶点；最高点

考点1: n.最高点，巅峰: culminating point

■e.g. at the zenith of his power 位极人臣

■同: acme, apex, apogee, climax, crescendo, crest, peak, pinnacle, summit, top

■反: bottom, nadir最低点

lavish 英 [ˈlævɪʃ] 美 [ˈlævɪʃ] adj. 浪费的；丰富的；大方的 vt. 浪费；慷慨给予；滥用

考点1: adj.奢侈的，大量的: characterized by or produced with extravagance and profusion

■e.g. lavish buffet 奢侈的自助餐

■同: copious, exuberant, gushing, lush, luxuriant, opulent, profuse, riotous

■反: moderate, modest, reasonable, temperate 适度的，合理的

考点2: v.挥霍，浪费: to give readily and in large quantities; to use up carelessly

■e.g. a great actor who lavished his talent in lousy movies 将才华浪费在低劣电影上的影星

■同: blow, dissipate, fritter, misspend, squander, waste

■反: conserve节约