Biotite
n. 黑云母\\n[化] 黑云母
🗣️ 情景例句
I find that hard to swallow.
对这一点我难一相信。
Happy landing.
祝您早安 注：是送行者向上飞机的人说的告别语。
Bison were killed for their meat, while their fur provided warm clothing during cold winters.
他们杀野牛，吃野牛肉，用野牛毛皮制成冬季御寒的衣服。