Precision



GRE TOEFL 考研

解释

GRE 红宝书

• n. 精确, 准确
• ［英］ n. 精确, 准确 ( exactness)
• ［记］ 来自形容词precise ( 精确的;pre[预先]+cise[切] -> 预先切好的 -> 精确的）+ion

Webster Collegiate

I. noun

• Date: 1740
• 1. the quality or state of being precise ; exactness
• 2.
  • a. the degree of refinement with which an operation is performed or a measurement stated — compare accuracy 2b
  • b. the accuracy (as in binary or decimal places) with which a number can be represented usually expressed in terms of the number of computer words available for representation <double precision arithmetic permits the representation of an expression by two computer words>
• 3. relevance 2
• ? precisionist noun

II. adjective

• Date: 1875
• 1. adapted for extremely accurate measurement or operation
• 2. held to low tolerance in manufacture
• 3. marked by precision of execution

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