sanctimoniously       
adverb  formal disapproving uk/ˌsæŋk.tɪˈməʊ.ni.əs.li/ us/ˌsæŋk.təˈmoʊ.ni.əs.li/
 道貌岸然地
in a way that suggests you are morally better than others
  He smiled sanctimoniously. 他道貌岸然地笑了。 
 She knelt sanctimoniously in front of the altar. 她跪在祭坛前,作出很虔诚的样子。 
 See: sanctimonious
 - More examples
 - "We have lost our humanity," he declared sanctimoniously.
 - The pressure groups have all sanctimoniously criticized him.
 - I was feeling sanctimoniously superior.