染指 [- zhǐ](比喻分取非分的利益) take a share of sth. one is not entitled to; have a hand in; meddle in (for gain); poke one's nose in; come in for a share; reap undeserved profit from; encroach on:
•¶ 妄图染指别国资源 attempt to encroach on the resources of other countries
•¶ 保护国家资源， 不容他人染指。 Protect the nation's resources against the depredations of other countries.