抽薪止沸　

◎ 抽薪止沸 chōuxīn-zhǐfèi

[stop the boiling by taking out the fire;(fig) take drastic measures to stop sth.] 抽去鍋底柴薪,以止息鍋內(nèi)湯液的滾沸外溢。比喻從根本上解決問題