He was ambushed by angry protesters during a walkabout in Bolton.他在博尔顿巡行时遭到愤怒的抗议者的伏击。The Queen went on a walkabout.女王出去巡行了一番。The police car cruised up/down the street.警车沿街巡行。The police car cruised the neighborhood.警车在那个地区巡行。A flotilla of destroyers prowled the estuary.一支驱逐舰小分队在那个河口巡行。