Phthanite
燧石, 角石, 英石岩
🗣️ 情景例句
You really like Michelle, don't you?
你的确很喜欢Michelle， 是吗？
Mr. Li is not afraid of working hard.
李先生不怕吃苦。
Winter was coming on and the hills threatened the surrounding villages with destruction, for heavy rain would not only wash away the soil but would cause serious floods as well.
冬季即将来临，这些山丘对周围的村庄具有毁灭性的威胁，因为大雨不仅会冲走土壤，而且还会引起严重的水灾。