frivolously
 (ad.)輕浮地;愚蠢地
 Friv·o·lous a.
 1. Of little weight or importance; not worth notice; slight; as, a frivolous argument.
 2. Given to trifling; marked with unbecoming levity; silly; interested especially in trifling matters.
    His personal tastes were low and frivolous.   --Macaulay.
 Syn: -- Trifling; trivial; slight; petty; worthless.
 -- Friv*o*lous*ly, adv. -- Friv*o*lous*ness, n.
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 frivolously
      adv : in a frivolous manner; "she spends her time frivolously
            enjoying the easy life of a rich and spoiled girl"