magnitude
n. 巨大, 重大, 重要, 大小, 数量, 星等(指星的亮度) [计] 大小; 值
发音
词形变化
别名
教材释义与例句
大小;量级; 震级;重要;光度
释义与例句
-
1.
The absolute or relative size, extent or importance of something.
大小
可数 不可数 -
2.
An order of magnitude.
可数 不可数 -
3.
A number, assigned to something, such that it may be compared to others numerically
可数 不可数 数学 -
4.
Of a vector, the norm, most commonly, the two-norm.
可数 不可数 数学 -
5.
A logarithmic scale of brightness defined so that a difference of 5 magnitudes is a factor of 100.
The apparent brightness of a star, with lower magnitudes being brighter; apparent magnitude
星等
不可数 天文 可数 -
6.
A logarithmic scale of brightness defined so that a difference of 5 magnitudes is a factor of 100.
A ratio of intensity expressed as a logarithm.
可数 天文 不可数 -
7.
A measure of the energy released by an earthquake (e.g. on the Richter scale).
震级
可数 不可数 地质
词汇关系
相关短语
词源
From Latin magnitūdō (“greatness, size”), magnus + -tūdō.
来源:wiktionary