Miànduì / méitǐ / tā / xìnshìdàndàn / de / chéngnuò / huì / gōngkāi / diàochá / jiéguǒ

面对媒体，他信誓旦旦地承诺会公开调查结果。

Facing the media, he solemnly promised that the investigation results would be made public.