“Me sin-cho-ri-te” is a very common and polite phrase, meaning “Pardon” or “Excuse me” or “Forgive me”
It can be used when you do an accidental movement, spill coffee or similar or when you would like to ask or state something.
Examples:
a. Με συγχωρείτε ! Τι ώρα είναι; [Me sinchorite! Ti ora ine?]
Excuse me!What time is it?
b. Με συγχωρείτε, δε μιλάω ελληνικά. [Me sinchorite, de milao elinika]
Excuse me!I do not speak Greek