无言以对 wú yán yǐ duì

DEFINITIONS

  1. to be left speechless
  2. unable to respond

CHARACTERS

无 wú negative, no, not; KangXi radical 71
言 yán words, speech; speak, say
以 yǐ by means of; thereby, therefore; consider as; in order to
对 duì correct, right; facing, opposed