drably       
adverb uk/ˈdræb.li/ us/ˈdræb.li/
 无趣地;单调地
in a way that is boring, especially in appearance, and has little colour or excitement
  They are drably dressed in grey. 他们非常单调地穿着灰色的衣服。 
 There's something drably predictable about the story. 这个故事有些无趣,情节发展可以预测。 
 - More examples
 - The painting shows a thin, bald, drably dressed man.
 - The female birds are smaller and more drably colored.
 - The town was drably monochrome.
 - His office is in the administrative center, drably named Building 16.
 - The newspapers carried a drably official account of the incident.