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| 背包〔囊〕; 行囊 | |||
| 帆布背包 | |||
| 背包; 背囊 | |||
| 背罐; 背负式喷雾器体 | |||
| 背袋; 军用或旅行用，帆布或皮制的背袋; 军用背包; 旅行帆布背包; 青春背包; 质地坚实的书包 | |||
| knapsack: 75 phrases in 10 subjects |
| Acridology | 1 |
| Agriculture | 15 |
| Bridge construction | 1 |
| Cryptography | 10 |
| Management | 2 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Pest control | 6 |
| Technology | 31 |
| Telecommunications | 6 |
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