back·packBrE/ˈbækpæk/NAmE/ˈbækpæk/verbpresent simple - I / you / we / theybackpackBrE/ˈbækpæk/NAmE/ˈbækpæk/present simple - he / she / itbackpacksBrE/ˈbækpæks/NAmE/ˈbækpæks/past simplebackpackedBrE/ˈbækpækt/NAmE/ˈbækpækt/past participlebackpackedBrE/ˈbækpækt/NAmE/ˈbækpækt/ -ing formbackpackingBrE/ˈbækpækɪŋ/NAmE/ˈbækpækɪŋ/[I] (usuallygo backpacking) totravelonholiday/vacationcarryingyourequipmentandclothesinabackpack背包旅行◆TheywentbackpackinginSpainlastyear. 他们去年背着背包在西班牙旅行。
abroad, backpack, border, guide, passport, resort, sightseeing, tourist, travel, visa