n. (士兵或旅行者的)背包;
📝 例句
He was complete now with that knapsack on.
背上了那个背囊,如今他就样样俱全了.
📖 牛津释义
knapsack
n
(dated 旧) = rucksack.
🗣️ 情景例句
The things they do, the ways they live,
他们所做的事情, 他们的生活方式
Do you have any brothers or sisters?
你有兄弟或姐妹吗?
where chance discoveries play a much larger part than they do in physical and mechancal industries.
同物理和机械工业相比,化学工业中偶然发现的机会要多得多。
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