Plumboniobite
铅铌铁矿
🗣️ 情景例句
Why are you leaving your present job?
你为什么要放弃目前的工作？
What time does the ship leave?
船什么时间启航？
When it did so, it sent sparks down to the ground and these immediately started a fire.
当它这样做时，把火花送到了地面，这些火花立刻引起了一场大火。