托福真题词汇20组（上）词汇表

pioneer succession ecologist specific community ecosystem stability adopt fatten aquifer boom genetic triple compress inject capillary promising competitive tenfold obtain canal scheme crisis grandiose incentive concentrate profitable philosophy switch conserve vary depletion inevitable acreage critical withdrawal estimate periodic replenish virtually negligible finite unprecedented sorghum circular geometric dominate spray device transform ensuing drought minimal formation underlie intensity rancher characterize breakthrough borne divert horizontal perfect chiefly Mediterranean segment originally curve arch physical invention beam ancient ruin arduous availability permanence adobe plumbing equipment interior frame component comparable minimum generation technique enormous invent progress brick integral technological combination bend compression withstand gravity downward analyze limitation objective devise employ structure client contemporary mediocre function feasible economically climate compliment enrich contribute delight inspiration construction architect shelter element harmony texture utilize character visual communicate aspiration architecture symbolic prevalent equatorial insulation rigor snowdrift cushion prostrate bare diversity adjacent alpine bud browse ultraviolet altitude approval criticism frequently height inch dimension minuscule spectator dozen celluloid strip photographic private trick manipulation shore strike commonplace marvel attractive participation substance regular assemble involvement significant lantern classical spectacle ultimate motion advent audience amusement storefront makeshift hall legitimate vaudeville assistant former assistance admission handful readily maximize purchase exhibitor projector projection refuse tube phonograph model successive arcade parlor screen format consumption mass predictable fragile considerable reverse tremendous vast seriousness underlying crustal evaporate drainage sink nutrient substitute surround chief trample dominant livestock susceptible devoid tract extensive removal necessitate severe density progressive irrigation firewood graze capacity excess margin phenomena fuel subject delicate border semiarid deterioration diminish gradual absorption