Botallackite
羟氯铜矿
🗣️ 情景例句
I'd like to have you meet my foreman--
我希望带你去认识工头，
Beg from beggers and you'll never be rich.
向乞丐乞讨，永远发不了财。
It took a very long time to carve a page for a book.
刻一页书要花费的时间太长。