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黑曜岩 /hēiyàoyán/ meaning in English

ChineseEnglish
黑曜岩 /hēiyàoyán/ noun

obsidian(a type of black glass produced by volcanoes)
noun
[UK: əb.ˈsɪ.dɪən] [US: əb.ˈsɪ.diən]

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