啞然失笑 yǎ rán shī xiào

DEFINITIONS

  1. to laugh involuntarily
  2. Taiwan pr. [e4 ran2 shi1 xiao4]

CHARACTERS

啞 yǎ dumb, mute; become hoarse
然 rán yes, certainly; pledge, promise
失 shī lose; make mistake, neglect
笑 xiào smile, laugh, giggle; snicker