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词汇 ferrous
词源

ferrous adj.

"pertaining to or containing iron," 1865, from Latin ferreus "made of iron," from ferrum "iron" (see ferro-). In chemistry, "containing iron," especially with a valence of two. Contrasted with ferric.

updated on October 29, 2014

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更新时间:2025/5/1 16:31:54