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1·Oxford, in those days, was still a city of aquatint.

牛津，那时还是一座精雕细刻的城市。

2·In the current exhibition the painting Ada in Green (2009) and the two aquatint prints Vivien (1994), Vincent Katz's wife, and Blue Coat (Vincent) from 1993 are on view.

本次展览展出了油画《绿色中的艾达》（2009）和两件蚀刻铜版《薇薇恩》（1994，文森特的夫人）以及《蓝衣（文森特）》（1993）。

3·Aquatint: it is an etching process on copper or steel by means of nitric acid. in this technique a thin layer of resin dust is sprinkled on the plate and heated to make it adhere.

水彩色调：用硝酸在钢片或铜片上作腐蚀的蚀刻法。这个技巧是在版面上洒上一层薄薄的树脂粉，加热把它粘附于版面。