The Ming and Qing dynasties saw the appearance of the Four Famous Ink Stones—Duan Ink Stone, She Ink Stone, Tao Ink Stone and Chengni Ink Stone.
明清时期出现了四大名砚——段砚、歙砚、陶砚和澄泥砚。
Researchers said: 'Once the ink on the marriage contract dries up, they relax the control they had on their weight and appearance.'
研究者说，“结婚证上的签字刚刚晾干，夫妻俩就不再强调要保持体重和外表了。”
The technology USES tiny capsules filled with charged black-and-white particles to mimic the appearance of ink on paper.
这项技术利用饱含黑白色带电粒子的微胶囊，来模拟纸上墨水的样子。
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