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volcanic glass的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
Noun:
-
a kind of natural glass produced when molten lava cools very rapidly
volcanic glass的用法和樣例：
例句
- A usually black or banded, hard volcanic glass that displays shiny, curved surfaces when fractured and is formed by rapid cooling of lava.
黑曜巖火山玻璃，一般為黑色，帶狀，摔碎時(shí)色澤光亮，表面變曲，由火山熔巖迅速凝而成
