操斧伐柯 [－－－－]

Jyutping cou1 fu2 fat6 o1
Pinyin cāo fǔ fá kē

Definitions (CC-CEDICT)
  1. (cf Book of Songs) How to fashion an ax handle? You need an ax
  2. fig. to follow a principle
  3. fig. to act as matchmaker