Chalcotype
铜面浮雕术
🗣️ 情景例句
And we brought some home for you.
而且带了一些回来给你 。
I would like to ask you a question.
我想问你一个问题。
This makes copies, using a mirror, a roller and special black powder.
传真机使用一面镜子，一个滚筒和持制的黑色粉未制作复制品。