单词	know-all
释义	know-allˈknow-all noun [countable] British English informal someone who behaves as if they know everything – used to show disapproval SYN know-it-all American English
随便看	wasp waspish waspishly wassail wassup wast wastage waste wastebasket wasted waste disposal wasteful wastefully wastefulness waste ground wasteland Waste Land, The waste paper wastepaper basket waste product waster wasting wastrel watch watchable

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