scalar
🇺🇸
/ˈskeɪlər/
🇬🇧
/ˈskeɪlə(r)/
Something that has only size, not direction.
In math, a scalar shows how much there is of something but doesn't say which way it goes.
在數學中,標量顯示某物有多少,但不指出其方向。
Relating to something that only has size, and not direction.
In a scalar measurement, we only consider the magnitude, not where it points.
在標量測量中,我們只考慮大小,而不是它指向哪裡。