云(yun)霧纏(chan)繞(rao)的龍(long)(long)。漢(han)王充(chong)《論衡(heng)·亂(luan)龍(long)(long)》:“董(dong)仲舒申《春(chun)秋》之雩,設土龍(long)(long)以(yi)招(zhao)雨(yu)(yu),其意以(yi)云(yun)龍(long)(long)相致。” 五(wu)代齊己《春(chun)雨(yu)(yu)》詩(shi):“云(yun)龍(long)(long)相得起,風(feng)電一時(shi)來。” 前(qian)蜀杜光(guang)庭《天冊巡官何(he)文(wen)濟為東院生日齋詞(ci)》:“猶(you)風(feng)虎(hu)以(yi)相須,若云(yun)龍(long)(long)而感(gan)契。”《易·乾》:“云(yun)從龍(long)(long),風(feng)從虎(hu),圣人作而萬物(wu)睹。”孔(kong)穎達疏:“龍(long)(long)是水畜,云(yun)是水氣,故龍(long)(long)吟(yin)則景云(yun)出,是云(yun)從龍(long)(long)也(ye)。”后因以(yi)“云(yun)龍(long)(long)”比喻君臣風(feng)云(yun)際會。宋(song)陸游《太師魏國史公(gong)挽歌詞(ci)》:“云(yun)龍(long)(long)際千載,典冊冠三公(gong)。”