Ascertain

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GRE 蓝宝 Barron 考研

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[编辑] 解释

[编辑] GRE 红宝书

  • v. 查明, 确定
  • [英] v. 查明, 确定 ( to find out with certainty)
  • [记] as+certain ( 肯定的) -> 弄肯定 -> 确定

[编辑] Webster Collegiate

transitive verb

  • Etymology: Middle English acertainen to inform, give assurance to, from Anglo-French acerteiner, from a- (from Latin ad-) + certein, certain certain
  • Date: 15th century
  • 1. archaic to make certain, exact, or precise
  • 2. to find out or learn with certainty
  • Synonyms: see discover
  • • ascertainable adjective
  • • ascertainment noun


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