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单词
obsidianite
释义
ob·sid·i·an·ite
\-əˌnīt\
noun
(
-s
)
Etymology:
International Scientific Vocabulary
obsidian + -ite
:
a material composed of small approximately spherical balls of natural glass that are usually black, green, or brown
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更新时间:2025/9/20 14:23:19