Plumbocolumbite
铅铌铁矿
🗣️ 情景例句
The economy is booming in this country.
这个国家的经济形势一片大好。
What's the suggested retail price?
建议零售价格是多少呢？
Two hours later, I was talking angrily to the station master at Westhaven.
两小时后，我气呼呼地同威斯特海温站站长说起此事。