idly

idly
adverb
  1. with no particular purpose, reason, or foundation
    无目的地;无理由地;无根据地
    ‘How was the race?’ Kate asked idly.
    “竞赛结果怎么样?”凯特漫无目的地问。
    ■in an inactive or lazy way
    无动于衷地;懒散地
    I can no longer stand idly by and let him take the blame.
    我再也不能无动于衷地站在一旁,让他受责备了。
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