他乡遇故知 tā xiāng yù gù zhī

DEFINITIONS

  1. meeting an old friend in a foreign place (idiom)

CHARACTERS

他 tā other, another; he, she, it
乡 xiāng country; rural; village
遇 yù meet, come across, encounter
故 gù ancient, old; reason, because
知 zhī know, perceive, comprehend