backpacking

They spent three months backpacking across Southeast Asia with only ten kilograms of gear each.

(Chinese) 他们每人仅携带十公斤装备，花了三个月时间在东南亚进行背包旅行。

Backpacking in the high Sierras requires careful planning and a reliable water filtration system.

(Chinese) 在内华达山脉高地进行徒步背囊旅行需要周密的计划和可靠的净水系统。