Dundasite
白铅铝矿
🗣️ 情景例句
Could you explain it more precisely for us?
您可不可以讲得详细一点？
Progress is the activity of today and the assurance of tomorrow.
进展即今日的活动和明日的保证。
Dan wondered why he was wanted by the police, but he went to the station yesterday and now he is not worried anymore.
丹奇怪警察为什么找他，但昨天还是去了，结果他一再担心了。