☆artificial

　　synthetic, fabricated, contrived, fake, mock, bogus, counterfeit, pseudo

�

　　☆conventional

　　traditional, historical, past; accepted, common, regular, routine, mainstream, ordinary

�

　　☆demand

　　request, claim, need, order, require, call for

�

　　☆decline

　　decrease, degeneration, drop, fall, recession, depression, reduction, slump, worsening

�

　　☆develop

　　evolve, advance, grow, improve, progress, flourish

�

　　☆difficulty

　　handicap, hardship, adversity, challenge, complication, dilemma, perplexity, plight, trouble

�

　　☆early

　　first, old, ancient, primitive, previous, former, remote

�

　　☆find

　　discover, come across, encounter, hit on, expose, notice, note, observe, recognize, spot, uncover

�

　　☆future

　　what&aposs next, prospect, approaching, expected, destined, forthcoming

�

　　☆how

　　describe, operate, explain, clarify, demonstrate, eludicate, expound, illustrate, interpret, account for

�

　　☆inevitable

　　unavoidable, certain, destined, fated, inescapable, sure

�

　　☆militant

　　armed, belligerent, army, weapon, warlike

�

　　☆objection

　　commercial challenge, complaint, disapproval, opposition, protest, query, question, remonstration

�

　　☆obstacle

　　bar, barricade, barrier, block, blockage, check, obstruction, problem, snag, hurdle

�

　　☆prevalent

　　common, usual, prevailing, widespread, systematic, collective, general, popular

�

　　☆reduce

　　curtail, cut, decrease, halve, impair, lessen, moderate, trim, slash

�

　　☆role

　　function (provide, support, weaken, smooth, solve), job, position, duty, post, task, contribution

�

　　☆recent

　　modern, current, now, nowadays, today, contemporaneous, new, novel, present, up-to-date

�

　　☆simulate

　　virtual, create, reproduce, pretend, imitate

�

　　☆significance

　　importance, milestone, impact, justification, gist, implication, point, purport, vital business, economic, financial, mercantile, profitable, pecuniary

�

　　☆worldwide

　　international, cosmopolitan, global, universal, ubiquitous, widespread, around the world

�

　　解决：solve, resolve, deal with, cope with, handle, tackle

　　消除：get rid of, eradicate, eliminate

　　依赖：rely on, depend on, count on

　　十分：very much, immensely, hugely, largely, greatly, enormously, tremendously

　　损害：damage, hurt, injure, harm, impair

　　给予：give, offer, render, impart, provide

　　发展：develop, cultivate, foster

　　优势：advantage, merit, virtue, benit, upside, strength

　　缺陷：disadvantage, detect, demerit, drawback, downside, weakness

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