foo.tlingadj.Informal (形容词)【非正式用语】 Lacking importance or significance; trifling:无用的:缺乏重要或意义的;微不足道的:例句:a footling gesture.无用的手势Stupid; inept.愚蠢的;笨拙的来源:Present participle of footle footle的现在分词