n. 

光度测量(术)
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coaita,
coak,
coal,
coal field,
coal industry,
coal mine,
coal miner,
coal scuttle,
coal seam,
coalball,
相似单词
astrophotocamera,
astrophotogram,
astrophotograph,
astrophotography,
astrophotometer,
astrophotometry,
astrophyllite,
astrophysical,
astrophysicist,
astrophysics,