carving
雕 centers on the act of carving or engraving, shaping a material by cutting into it.
雕 combines 周 (likely a phonetic component) with 隹 (bird), but the exact historical development linking these to carving is uncertain.
The left side 周 suggests a perimeter or enclosure, and the right side 隹 is a bird. Imagine carving a detailed bird shape within a bordered frame.
For チョウ, picture a master carver named Chou carefully engraving a bird: Chou -> チョウ.