Nitrolmagnesite
[矿]镁硝石
🗣️ 情景例句
So I have a good idea about your financial situation.
所以， 我对你们的财务状况很了解。
How much is the excess baggage charge?
超额行李费多少钱？
His average speed had been 301 miles per hour.
他的平均时速实际是301英里。