Gaebhardite
铬云母
🗣️ 情景例句
Try again.
再试一次。
Solid packing and overall stuffing can prevent the cases from vibration and jarring.
坚固的木箱和箱内严密的填充可防止木箱受震、开裂。
He had been the first to turn a telescope to the sky,
他是第一个把望远镜对准天空的人，