noun🔗Share背包，行囊 A case of canvas or leather, for carrying items on the back."My son carried his knapsack to school each morning. "我的儿子每天早上都背着背包去上学。itemwearutilityChat with AIVocabulary GamePractice Reading
noun🔗Share背包，行囊 A set of values from which a subset is chosen."The student's knapsack of potential electives included art, music, drama, and creative writing. "这位学生可选修的课程列表就像一个背包，里面装着艺术、音乐、戏剧和创意写作。utilityitemChat with AIVocabulary GamePractice Reading
verb🔗Share背包旅行，徒步旅行。 To go hiking while burdened with a knapsack, usually overnight or for longer."My sleeping bag fell off my backpack into the water, while we were knapsacking up the mountain."我们正背着行囊在山上徒步旅行，结果我的睡袋从背包上掉了下来，掉进水里了。sportactionwayenvironmentChat with AIVocabulary GamePractice Reading
