"The lawyer and the supervisor."
Translation:Ο δικηγόρος και ο προϊστάμενος.
November 15, 2016
It means that you pronounce the ι as it were its own vowel, not as part of the combination οι. In other words, οι is pronounced as the syllable "ee", and οϊ is pronounced as the two syllables "oh-ee".
January 15, 2019