n travelling about without any clear destination
v move about aimlessly or without any destination, often in search of food or employment
v be sexually unfaithful to one's partner in marriage
v go via an indirect route or at no set pace
v to move or cause to move in a sinuous, spiral, or circular course
v lose clarity or turn aside especially from the main subject of attention or course of argument in writing, thinking, or speaking
n. 漫游;流浪;漂泊