勒紧裤带lēijǐnkùdàiMeanings1. to tighten one's belt2. to live more frugallyCharacters used勒to rein in紧tight裤trousers带bandExamples1中小企业zhōngxiǎoqǐyè要yào勒紧裤带lēijǐnkùdài才cái能néng存活cúnhuó。Small businesses will have to tighten their belts to survive.