The mountain path twisted back and forth all the way to the summit.
Tips
history
廻 is an old written variant of 回 / 迴 (to turn back, to circle) and is not used independently in modern Chinese. It wraps the phonetic 回 inside the long-stride radical 廴, parallel to how 迴 uses the walk radical 辶.
register
Archaic spelling; seen in old texts, Buddhist terms like 輪廻 (reincarnation), and etymology notes, not in modern writing.