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    颠倒 顛倒

    diāndǎo

    1. to turn upside down; to reverse; back to front
    2. confused; deranged; crazy

    他不小心把杯子颠倒了,水洒了一地。 Tā búxiǎoxīn bǎ bēizi diāndǎo le, shuǐ sǎ le yìdì.