Warwickite
硼酸铁矿
🗣️ 情景例句
A good medicine tastes bitter.
良药苦口，忠言逆耳。
How's your cousin?
你的姐妹好吗？
Later we learnt that there was a very important person on board.
后来我们才得知，飞机上坐了一位非常重要的人物。