scalar

n. 数量, 纯量 a. 数量的, 分等级的, 梯状的 [计] 标量; 纯量

发音

UK /ˈskeɪ.lə/
其它
CA /skeɪ.lɚ/
其它
US /skeɪ.lɚ/
AU /ˈskæɪ.lə/
NZ /ˈskæɪ.lə/

词形变化

scalars 复数 scalars

释义与例句

n.
  1. 1.

    A quantity that has magnitude but not direction; compare vector.

    标量

    数学
  2. 2.

    An amplifier whose output is a constant multiple of its input.

    商务 工程 物理 电子
adj.
  1. 1.

    Having magnitude but not direction.

    标量

    数学
  2. 2.

    Consisting of a single value (e.g. integer or string) rather than multiple values (e.g. array).

    计算机 工程 数学
  3. 3.

    Of, or relating to scale.

  4. 4.

    Of or pertaining to a musical scale.

    音乐
  5. 5.

    Relating to particles with a spin (quantum angular momentum) of 0 (known as spin 0).

    物理
  6. 6.

    Pertaining to the dimension on which something is measured.

    语言学

词汇关系

名词

上位词 1

variable

相关短语

scalar product [计] 纯量积, 内积, 标量积 scalar function [电] 标量函数 scalar field 纯量场 scalar products scalar curl scalar multiplication scalar functions scalar fields scalar curls scalar multiplications scalar boson scalar triple product scalar triple products scalar bosons

词源

Borrowed from Latin scālāris, adjectival form from scāla (“a flight of steps, stairs, staircase, ladder, scale”), for *scadla, from scandere (“to climb”); compare scale. The mathematics sense was coined by Irish mathematician and astronomer William Rowan Hamilton in 1846.

来源：wiktionary