Shungite
[地质]次石墨
🗣️ 情景例句
Use your head.
动动你的大脑。
He knocks boldly at the door who brings good news.
彼叩门声响，必来报佳音。
the figure becomes no more than an exact and matter-of-fact observation.
杜威的比喻就是他实事求是观察得来的形象化的说法。