idiom > Poor and lowly Of knowledge
Contents
贫贱之知
Pinyin: pín jiàn zhī zhī

Explanation: 见“贫贱之交”。

No. 2
  When the poor make good friends.
Translated by Google
Containing Phrases
Poor and lowly of knowledge Have no choice but forgetPoor and lowly of knowledge have no choice but forget Distillers' grains juno no finish class