Khlopinite
钛铌铁钇矿
🗣️ 情景例句
Is this five-two-one double eight six-four?
这里是521-8864吗？
Sure. Just help yourself.
可以，自己拿吧。
If they are not brought to the surface soon they may lose their lives.
如果不把他们尽快救到地面上来，他们就有可能丧生。