托福词汇考试中有些重点的分类词汇需要同学们掌握下来,比如说化学方面的词汇,因为同学们在这样的词汇方面不是很了解,但是考试中出现的话,就会在文章理解方面有一些问题,所以熟记下来这样的单词对大家还是有好处的!

  化学

  hackneyed

  caustic

  erosion

  erode

  stale

  rot

  rotten

  decay

  corrode

  decomposition

  rust

  silica

  limestone

  crystal

  gasoline

  methane

  hydrocarbon

  petroleum

  plastic

  intermediary

  catalysis

  catalyst

  adhesive

  scorch

  bleach

  tint

  dye

  chemistry

  biochemistry

  hydroid

  alchemy

  artificial

  ion

  molecule

  solubility

  solution

  solvent

  dissolve

  element

  impurity

  blend

  compound

  substance

  particle

  explosive

  blast

  explode

  burning

  kindle

  sear

  ignite

  action

  combination

  neutralize

  polymerization

  functional

  synthetic

  carbon

  copper

  lead

  Mercury

  nickel

  platinum

  silver

  sodium

  tin

  zinc

  calcium

  helium

  silicon

  ammonia

  sulfur

  iodine

  nitrogen

  oxygen

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