meander

中文： 河套

1. One of the turns of a winding, crooked, or involved course. · the meanders of an old river, or of the veins and arteries in the body
2. One of a series of regular sinuous curves, bends, loops, turns, or windings in the channel of a river, stream, or other watercourse
3. A tortuous or winding journey.
4. Synonym of Greek key, a decorative border; fretwork.
5. A self-avoiding closed curve which intersects a line a number of times.
6. A decorative border consisting of a repeated linear motif, particularly of intersecting perpendicular lines.

复数 meanders