柯林斯詞典backpacking /?b?kp?k??/ 1. N-UNCOUNT If you go backpacking, you go travelling with a backpack. 背包旅行 返回 backpacking劍橋詞典the activity of travelling or going camping while carrying your clothes and other things that you need in a backpack 背包旅行；野外露營 to go backpacking 背包去旅行 a backpacking trip /holiday 一次背包旅行／一個背包旅行假期 返回 backpacking