Chalcography
n. 铜版雕刻术
🗣️ 情景例句
He devoted his life to promoting world peace.
他一生致力于促进世界和平。
I want to buy some traveller's checks.
我想买些旅行支票。
But mine are better than yours. Look! Yours are green, and quite small.
但我的比你的好。瞧！你的是青的，而且很小。