英语词汇knapsack的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	knapsack
词根词缀	词源： c.1600, from Low Ger. Knapsack (Du. knapzak), probably from knappen "to eat" lit. "to crack, snap" + Sack "bag."
随便看	landscaping landslide lane lang syne language languedoc languid languish languor Lanier lank lanky lanolin lantern lanthanum lanyard Laocoon Laodicean lap lapdog lapel lapidary lapidify lapis lazuli Lapland

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