精巧

1. Origins, structure, and basic meaning

• Structure: 精巧(せいこう) is a na-adjective describing something skillfully and intricately made down to its details.
• Basic usage: It describes finely carved patterns or models reproducing even internal wiring.

2. Common pitfalls and similar expressions

• A different emphasis from 精密
  • 精密(せいみつ) emphasizes fine detail and accuracy. 精巧 brings out craftsmanship and intricate execution; the two can overlap in descriptions of models or machines.