| 单词 | manganese |
| 释义 | manganese n. 1. Chem. a grey brittle metallic transition element used with steel to make alloys. Usage Symb.: Mn. 2. (in full manganese oxide) the black mineral oxide of this used in the manufacture of glass. Derivatives manganic adj. manganous adj. Etymology: F mangan{egrave}se f. It. manganese, alt. f. MAGNESIA |
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