ㄊㄢˋtànㄌㄧˊㄉㄜˊㄓㄨzhū

  1. 驪珠相傳下的寶珠棲息深淵取得驪珠必須潛入深淵入睡竊取莊子·列禦寇》。獲得珍貴寶物引申作文章抓住重點題旨精髓」。

to pluck a pearl from the black dragon (idiom, from Zhuangzi)​; fig. to pick out the salient points (from a tangled situation)​, to see through to the nub