lackluster

n.

无光泽，暗淡；

adj.

无光泽的，暗淡的；

1. The audience was disappointed and rather angry when the famous musician performed in a lackluster manner after arriving late for the concert.
   这位著名的音乐家演出迟到后平平淡淡地表演了一番，观众很失望，非常生气。

Lackluster
Lackluster
A Lackluster End
A Lackluster End
Lackluster Year For Chemical Output
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