Plumbonacrite
水白铅矿
🗣️ 情景例句
He was in trouble with the Customs.
他在海关那里有了麻烦。
One hour's sleep before midnight is worth three after.
午夜前睡一小时抵得上午夜后睡三小时。
Hi, Sam! How are you today?
嗨，山姆！你今天好吗？