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单词
lumen-hour
释义
lumen-hour
lumen-hour
[
′lü·mən ¦au̇r
]
(optics)
A unit of quantity of light (luminous energy), equal to the quantity of light radiated or received for a period of 1 hour by a flux of 1 lumen. Abbreviated lm-hr.
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fogyish
fogyishly
fogyism
fogyisms
fog you in
fogón
foh
foha
fohb
fohbc
fohc
fohcas
fohcc
fohcl
fohe
fohe-bprc
fohf
fohfak
fohg
fohi
fohism
fohist
fohk
fohl
fohm
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更新时间:2026/7/1 0:05:10