Periclasite
方镁石
🗣️ 情景例句
Sorry.
对不起。
I hople yu can do well in the examinationgs.
我希望你的考试能成功。
Meanwhile, his unit was lost and all records of him had been destroyed.
与此同时，他所在部队被击溃，他的所有档案材料全部毁于战火。