1. He was known for his mastery of mezzotint, creating stunning prints with rich tonal gradations.
他以精湛的晕版画技巧闻名，创作出色彩丰富的印刷品。
2. The museum has a collection of rare mezzotints from the 18th century.
博物馆收藏了18世纪罕见的晕版画作品。