breakthrough - an important advance., captivated - influenced by charm, art, or skill., claimed - declared it as your own., devices - things that are made or invented for a particular purpose, enthusiastically - act in a way that shows great interest or excitement, envisioned - imagined good things, passionate - have or show a strong feeling about it, patents - papers that give a person or company the right to make, use, or sell new inventions for a certain number of years,

Unit 1 Week 4 Vocabulary Words

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