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☆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's 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

解決：solve, resolve, deal with, cope with, handle, tackle
消除：get rid of, eradicate, eliminate
依賴：rely on, depend on, count on
十分：very much, immensely, hugely, largely, greatly, enormously, tremendously
損害：damage, hurt, injure, harm, impair
給予：give, offer, render, impart, provide
發展：develop, cultivate, foster
優勢：advantage, merit, virtue, benefit, upside, strength
缺陷：disadvantage, detect, demerit, drawback, downside, weakness