n. 扭索状装饰, 连结环

[ noun ]
an architectural decoration formed by two intersecting wavy bands
<noun.artifact>

Guilloche \Guil"loche`\, n. [F. guillochis; -- said to be fr.
Guillot, the inventor of a machine for carving it.] (Arch.)
1. An ornament in the form of two or more bands or strings
twisted over each other in a continued series, leaving
circular openings which are filled with round ornaments.

2. In ornamental art, any pattern made by interlacing curved
lines.
[Webster 1913 Suppl.]