Daily Chinese Idiom Guessing Game
To be overjoyed or pleasantly surprised by an unexpected good fortune.
望希望，意料。由于没有想到的好事而非常高兴。
宋·苏轼《与李之仪书》契阔八年，岂谓复有见日？渐近中原，辱书尤数，喜出望外。”
She was overjoyed when she heard she got the job.