| 单词 | ruckseat |
| 释义 | rucksack /rukˈ, rŭkˈsak or -zak/nounA bag carried on the back by hikers, campers, etc ORIGIN: Ger dialect ruck (Ger Rücken) back, and Ger Sack bag ruckˈseat noun A folding seat with aluminium frame, attached to a rucksack for camping |
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