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单词 ceruleum
释义 ceruleum, cæ-|sɪˈruːliːəm|
[neut. of L. cæruleus.]
(See quots.)
1859Times 28 Dec. 2/2 (Advt.) Cæruleum, a new permanent colour, prepared for the use of artists.1875Ure Dict. Arts. I. 570 Cæruleum..consisting of stannate of protoxide of cobalt, mixed with stannic acid and sulphate of lime.
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