sieve problem

例句：

1. 1. The engineers are trying to solve the sieveproblem of finding a suitable candidate for thejob.
   工程师们正试图解决寻找合适候选人来担任这个职位的筛子问题。
2. 2. The company is facing a sieveproblem with its supply chain management.
   公司面临着供应链管理方面的筛子问题。
3. 3. The governmenthas been struggling with a sieve problemin balancing economic growth and environmentalprotection.
   政府一直在努力解决经济增长与环境保护之间的筛子问题。