1. ADJ If you describe something or someone as lacklustre, you mean that they are not exciting or energetic. 無(wú)精打采的

He has already been blamed for his party's lacklustre performance during the election campaign. 他已經(jīng)因?yàn)樽约旱狞h在選舉中的不活躍表現(xiàn)而受到了譴責(zé)。