backpacking boots登山鞋
backpacking leather皮碗
backpacking list装箱单
Enjoying Backpacking就爱当背包客
Backpacking Camping背囊露营
optimum backpacking最隹聚束
channel backpacking信道合并
backpacking travel背包旅游
backpacking ȵ背包旅行
N-UNCOUNT（不可数名词） If you go backpacking, you go travelling with a backpack. 背包旅行