托福必记必背专业词汇词汇表

tribe prehistoric archaeologist archaeology Neolithic mesolithic paleolithic Iron Age Bronze Age Stone Age chronological heterogenous homogenous hominid anthropologist anthropologic anthropology spectroscopy gamma ray spectrum tangential combustion optics magnetic force magnetism magnet direct current electrode conduction ultrasonic reverberation resonance refraction reflection volt ion particle molecule proton neutron electron atom physics compound isotype dimethyl acoustics power mechanics conservation of energy acceleration of gravity relativity gravitation deceleration acceleration newton voltage sulfuric acid sulfide sulfur carbon dioxide petroleum zircon uranium iodine silicon calcium hydrocarbon carbon methane ammonia nitrogen hydrogen oxide oxygen element distillation dilution vaporize gasify liquefy inorganic chemistry organic chemistry solidify soluble dissolve solvent solution reagent test tube sensitivity microscope alchemy chemist biochemistry prolific harvest barren sterile fertile fertilizer hay indigenous spinach onion oat barley wheat lettuce pumpkin corn garlic eggplant cotton barn orchard seedbed plantation pasture weed silt tractor irrigate arable husbandry hydroponics aquaculture agricultural agriculture infection ferment bacteria yeast fungus sterilization disinfect virus toxin microscopic microbe tropic food chain flora mutation biodiversity ecosystem ecology sanitation oxidation chromosome amino acid penicillin antibody vaccine immunity immunology cross-breed vitamin protein starch glucose carbohydrate shrivel wither nourish malnourished nutrition metabolism photosynthesis chlorophyll melon cherry citric amber tulip cactus petal bud blossom herbicide herb resin twig branch bark trunk husk flesh jasmine violet lily orchid walnut pine conifer evergreen aroma pollinate pollen column nectar kernel skin sprout stalk bulb stem disintegrate decompose rosette leaflet foliage canopy root seed organ algae bush shrub lichen moss fern cluster ranch swamp botany vegetative marsh tundra prairie meadow lawn jungle annual perennial nucleus morphology horticulture botanical domesticate heredity hive venomous venom cricket claw beak bill plumage crane