挈瓶小智

qièpíngxiǎozhì

to have shallow or superficial knowledge

Wiktionary

Entry Composition

1 挈 qiè
  1. to raise
  2. to lift
  3. to take along (e.g. one's family)
=2 瓶 píng
  1. bottle
  2. vase
  3. pitcher
  4. classifier for wine and liquids

classifier: 個
=2 瓶 píng variant of 瓶 píng
3 小 xiǎo
  1. small
  2. tiny
  3. few
  4. young
4 智 zhì (literary) wise; wisdom