铜版蚀刻的蝉蜕时刻

Fine copperplate etching of a cicada emerging from its shell on a plane-tree trunk, accurate segmented anatomy, dense cross-hatching and a few wiped highlights, vertical natural-history composition on warm rag paper, no labels or decorative border

精细铜版蚀刻，一只蝉在梧桐树干上从旧壳中羽化，分节解剖准确，密集交叉排线配少量擦亮高光，暖色棉纸上的竖向自然史构图，无标签与边框。