foot.lessadj.(形容词)Having no feet.无脚的Lacking a firm support or basis; unsubstantial.无基础的:缺乏坚实的支撑或基础的;不充实的Informal Not competent or skillful; inept.【非正式用语】 无能的:没能力的或不熟练的;笨拙的【引伸】foot.lesslyadv.(副词)foot.lessnessn.(名词)