Dehydrite
高氯酸镁
🗣️ 情景例句
Excuse me, are you Mr. Peter from England?
对不起，请问你是英国的皮特先生吗？
Newspapers keep us in contact with the events of the world.
报纸是巨大的信息来源，互联网也不能取代它的地位。
You've done a wonderful job. Well done! Well done!
你真做得太棒了！