diffidently
(ad.)無自信地;客氣地
Dif·fi·dent·ly, adv. In a diffident manner.
To stand diffidently against each other with their thoughts in battle array. --Hobbes.
◄ ►
diffidently
adv : in a diffident manner; "`Oh, well,' he shrugged diffidently,
`I like the work.'"