| 释义 |
{{wiktionary|knapsack}} The word knapsack can refer to: - a backpack
- Knapsack, Germany, a locality of Hürth, Rhine-Erft district, North Rhine-Westphalia
- the knapsack problem, a math problem
- the subset sum problem, a special case of the above
- Naccache-Stern knapsack cryptosystem, a cryptosystem based on the knapsack problem
- Knapsack (band), an American band
- "Knapsack!", an episode of Aqua Teen Hunger Force
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