单词 | rucksack |
释义 | rucksack/ˈrʌksak / /ˈrʊksak/noun A bag with shoulder straps which allow it to be carried on someone’s back, typically made of a strong, waterproof material and widely used by hikers.In addition, no bags, rucksacks & backpacks larger than eight inches square will be allowed beyond the ticketing and security checkpoints or into the grounds of the Belfry....
OriginMid 19th century: from German, from rucken (dialect variant of Rücken 'back') + Sack 'bag, sack'.
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