wandering(a)
n.travelling about without any clear destination"she followed him in his wanderings and looked after him"
同义词：rovingvagabondage
adj. (of groups of people) tending to travel and change settlements frequently"wandering tribes"
同义词：mobilenomadicperegrineroving
of a path e.g."the river followed its wandering course"
同义词：meandering(a)ramblingwinding
having no fixed course"his life followed a wandering course"
同义词：erraticplanetary