perfunctorily

例句：

1. 1.The meeting was perfunctory, lacking in meaningful discussion.
   会议草率，缺乏有意义的讨论。
2. 2. His performance was perfunctory, lacking in depth.
   他的表演草率，缺乏深度。
3. 3.The presentation was perfunctory, lacking in creativity.
   演讲草率，缺乏创造力。