Warning: file_put_contents(): Only 0 of 6545 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 black lava glass是什么意思，black lava glass的翻译，black lava glass音标、读音、用法和例句_魏碑心思朗文词典
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，一般爲黑色，帶狀，摔碎時色澤光亮，表麪。