Beat the bull and kill the horse
Beating cattle and horses, a Chinese idiom, Pinyin is Qi ā oni ú Z ǎ im ǎ, which means killing livestock. From huanghuayu.
Analysis of Idioms
Killing pigs and sheep
Idiom usage
Now I'm beating an ox and killing a horse to tell heaven that I'd like to die together and live together. The third part of Ming Dynasty's Wumingshi's "the end of Taoyuan"
The origin of Idioms
The second fold of Huang Hua Yu written by Wu Mingshi in Yuan Dynasty: "I'm here to knock on the ox and slaughter the horse to make a happy feast."
Beat the bull and kill the horse
to try to save a little only to lose a lot - xī zhǐ shī zhǎng
neglect the large problem for petty considerations - gù xiǎo shī dà
having maps on the left and history books on the right -- a home library - zuǒ tú yòu shū
use one 's position to get even with another person for a private grudge - gōng bào sī chóu