perfunctory
该主张是敷衍的，缺乏深度。
The claim was ___perfunctory, lacking depth.
保安草草地瞥了一眼我的证件就挥手让我过去了，根本没有认真检查。
The security guard gave my ID a ___perfunctory glance and waved me through without really checking.
她敷衍地道了一声歉，既没有目光接触也没有表现出任何真正的悔意。
She offered a ___perfunctory apology without making eye contact or showing any real remorse.