per-,完全的，-funct,功能，职责，词源同function,functionary.字面意思即完全的履行公事，词义贬义化，引申词义例行公事的，潦草的，不负责任的等。

1. They give their new employees a day or two of perfunctory orientation.

他们对新员工进行了一到两天简单的任职培训。

2. Mitzi nodded a perfunctory acknowledgement as her glass was filled.

杯子被倒满时米芝敷衍性地点头示意。

3. He brushed by with a perfunctory wave to the crowd.

他擦身而过，朝人群敷衍地挥了挥手。

4. Our interest was purely perfunctory.

我们的兴趣只有三分热度。

5. They only made a perfunctory effort.

他们只是敷衍了事。