noun 下载 🔗分享 黑曜石,火山玻璃 A type of black glass produced by volcanoes. Examples : "The ancient tools were made of obsidian, a black, volcanic glass. " 古代的工具是用黑曜石做的,黑曜石是一种黑色的火山玻璃。 geology material substance 与AI对话词汇游戏阅读练习
adjective 下载 🔗分享 黑曜石色的,乌黑的。 Black Examples : "Her obsidian hair shone in the sunlight. " 她乌黑的头发在阳光下闪闪发光。 color material geology appearance 与AI对话词汇游戏阅读练习