Bermanite
板磷镁锰矿
🗣️ 情景例句
Can we? When?
行吗 ？什么时候？
He is attending a morning intensive course four hours a day, six days a week.
他每周六早晨都上一门4小时的速成课。
It will certainly be very funny!
这戏肯定会非常有趣的。