单词	knapsack
释义	knapsackknap‧sack /ˈnæpsæk/ noun [countable] American English Word Origin WORD ORIGINknapsack Origin: 1600-1700 Low German knappsack or Dutch knapzak ‘food bag’ Examples EXAMPLES FROM THE CORPUS After a while, to Robbie's relief, Fen threw off his knapsack, suggesting they stop and eat their sandwiches. He arrives for class with a tiny knapsack packed with his crayons, lunch box and a diaper. He enclosed a stamped addressed envelope the size of a small knapsack. He finished, washed the bowl, put his books in his knapsack and went outside to unlock his bike. He had a knapsack over his shoulder. In the airport she practiced with her knapsack, trying to slide it on and off. She put on her coat and hauled the new bag up on to her back like a knapsack. We moved in with what we carried in our knapsacks. a bag that you carry on your shoulders SYN  backpack, rucksack
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