Schungite
[地质]次石墨
🗣️ 情景例句
She's come here to stay.
她这次来是要住下来。
Not only did he make a promise, but he also kept it.
他不仅许下诺言，而且遵守了。
On July 19th, 1909, in the early morning,
1909年7月19日凌晨，