a journey by ox wagon (especially an organized migration by a group of settlers)
any long and difficult trip
动词 trek:
journey on foot, especially in the mountains
make a long and difficult journey
trek例句
It took the climber a month to trek to the foot of the mountain before they even started their climb.
登山者还未开始爬山,光是艰苦地跋涉到山脚下就花了1个月时间。
Steve and Jack gave a talk about their trek across the Polar ice cap. It was very interesting but it made my hair stand on end just to hear about the dangers they faced.