Vocab Bloom Hub

foot-lambert

/ˈfʊt ˈlæm.bərt/

翻译: 英尺朗伯,一种旧制的亮度单位,等于每平方英尺一明流,主要在美国用于测量亮度。

1 个条目

noun

/ˈfʊt ˈlæm.bərt/C2formaltechnical
  • zh英尺朗伯,一种旧制的亮度单位,等于每平方英尺一明流,主要在美国用于测量亮度。

A former unit of luminance equal to one lumen per square foot, used primarily in the United States for measuring brightness.

  1. C2formalscientific

    A former unit of luminance equal to one lumen per square foot, used to measure the brightness of a surface.

    zh英尺朗伯

    • The screen's brightness was measured at 50 foot-lamberts.
    • Older projectors were often rated in foot-lamberts.
    • The calibration standard required a luminance of 20 foot-lamberts.
词形
  • foot-lamberts plural form
  • foot-lamberts' possessive plural form
  • foot-lambert's possessive singular form