Quarrystone
粗石
🗣️ 情景例句
You fold the fliers.
你来摺传单。
Perhaps you've heard our product's name. Would you like to know more about it?
也许你已听说过我们产品的名称，你想知道更多一点吗？
What happened before printing was invented?
印刷术发明以前是怎么一回事？