Diatectite
高度深熔巖
??? 情景例句
See you in front of the museum at five o'clock.
五點鐘博物館前再見。
Yes, your money has arrived.
噢，您的匯款已經(jīng)到了。
because this is easier to shape than other kinds.
因為燧石較之其他石頭更容易成形。