Bayldonite
[化] 钒酸铅矿
🗣️ 情景例句
How much do you need?
你需要多少钱？
Sadness and gladness succeed each other.
悲喜互继，哀乐相续。
Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
幸运得很，一位飞行员看到这个信号，用无线电给最近的城镇发了报。