Precision
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目录 |
[编辑] 解释
[编辑] 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
[编辑] 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