說媒

to act as a matchmaker

medium / intermediary / matchmaker / go-between / abbr. for 媒體|媒体[mei2 ti3], media, esp. news media

to persuade

to speak / to say / to explain / to scold / to tell off / a theory (typically the last character in a compound, as in 日心說|日心说 heliocentric theory)

to speak; to talk; to say / to explain; to comment / to scold; to tell off / (bound form) theory; doctrine