Note 20 — Chapter XVII · SAṄKÂŚYA. BUDDHA’S ASCENT TO AND DESCENT FROM THE TRAYASTRIṂŚAS HEAVEN, AND OTHER LEGENDS.
James Legge translation
That is, walked in meditation. Such places are called Chaṅkramaṇa (Pâli, Chankama); promenades or corridors connected with a monastery, made sometimes with costly stones, for the purpose of peripatetic meditation. The ‘sitting’ would be not because of weariness or for rest, but for meditation. E. H., p. 144.