blunt tool

基本解释

Monetary policy may be a blunt tool to deal with asset bubbles.
治理资产泡沫上货币政策可能是个迟钝的工具。
Beijing also has resorted to the blunt tool of freezing prices of electricity and some other basic goods, but that is starting to backfire.
北京动用了冻结电价以及几类其他基本商品价格的生硬手段，但如今开始显得适得其反。
blog.sina.com.cn
There is a risk that the blunt tool of capital will be asked to do too much: fine-tuning pay policies, for example, and discouraging certain types of trading.
存在这样的风险：生硬的资本工具可能会被要求做过多的事情，如微调支付政策，阻碍某些种类的贸易。

She had dirty grey hair around a face cut from a hard wood with a blunt tool.
NPR: Excerpt: 'The Broken Shore'
But they are a blunt tool for improving confidence in the financial system, which remains vulnerable to shocks.
ECONOMIST: Alan Greenspan’s miracle cure
Voting is important, of course, but it is a blunt tool that we should use to favour politicians who listen.
ECONOMIST: Organic matter