英语词汇“lumen”的读音、翻译、释义、用法及例句-初旭网

词汇	lumen
释义	lu.men[`lumɪn, -mən; ˈlu:min]可数名词(pl. -mi.na[-mn; -min], ~s) ‘光学’流明 (光流的强度单位)
随便看	downfold downgrade downhaul downhearted downhill downhold down-home Downing Street down jacket downless downmost down payment downplay downpour downrange downrate downright downriver downscale downshift downside downsize downsized downslide downslope

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