草船借箭 [－－－－]

Jyutping cou2 syun4 ze3 zin3
Pinyin cǎo chuán jiè jiàn

Definitions (CC-CEDICT)
  1. lit. using straw boats to borrow arrows (idiom, from 三國演義|三国演义[San1 guo2 Yan3 yi4])
  2. fig. to use others' manpower and resources for one's own ends