Chalcolamprite
氟硅铌钠矿
🗣️ 情景例句
It's important for you to keep a cool head at this moment.
这时候保持头脑冷静是很重要的。
What position do you play?
你踢什么位置？
but Captain Fawcett did not take him because the trip was too dangerous.
弗西特机长之所以不送他去，是因为那段飞行太危险了。