adv. 不光彩地；可耻地

[ adv ]
in a dishonorable manner or to a dishonorable degree
<adv.all>
his grades were disgracefully low

Disgraceful \Dis*grace"ful\, a.
Bringing disgrace; causing shame; shameful; dishonorable;
unbecoming; as, profaneness is disgraceful to a man. --
{Dis*grace"ful*ly}, adv. -- {Dis*grace"ful*ness}, n.

The Senate have cast you forth disgracefully. --B.
Jonson.