gets behind
美英
        - na.落后;〈美〉支持;追究…的根源[真相];拖欠
 
第三人称单数:gets behind 现在分词:getting behind 过去式:got behind 过去分词:gotten behind
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      第三人称单数:gets behind 现在分词:getting behind 过去式:got behind 过去分词:gotten behind
gets behind