就地取材

jiùdìqǔcái
  1. to draw on local resources
  2. using materials at hand

CEDICT

to make use of local resources (including materials and people)

Wiktionary

在原處選取材料而不假外求。後用於指在自己所處之地，選取合意的人才或事物。

重編國語辭典

Entry Composition

1 就地 jiùdì
  1. locally
  2. on the spot
2 取材 qǔcái to collect material