机宜 jīyí guidelines Origin Definitions Defs Strokes Stroke Words Sentences Sents 面授机宜 miànshòujīyí brief in person To brief someone in person on the line of action to pursue; to advise face-to-face on how to deal with a situation.坐失机宜 zuòshījīyí miss an opportunity to sit and waste a good opportunity; to lose the chance