单词 | euxenite |
释义 | Word Frequency euxenite(ˈjuːksɪˌnaɪt) noun a rare brownish-black mineral containing erbium, cerium, uranium, columbium, and yttrium Word origin C19: from Greek euxenos hospitable (literally: well-disposed to strangers), from eu- + xenos stranger; from its containing a number of rare elements |
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