蓬荜增辉péng bì zēng huī〈谦辞hum.〉表示由于别人到自己家里来或张挂别人给自己题赠的字画等而使自己非常光荣{‘This humble abode of mine has been honoured by your presence (or by your gift of a scroll of painting or calligraphy)’}(蓬荜{peng bi}: 蓬门荜户的省略{short for 蓬门荜户péng mén bì hù})。也说also蓬荜生辉{péng bì shēng huī}。