条件筛选
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The task of banning straw burning is a long and arduous one that still requires sustained, long-term effort.
Banning straw burning is an arduous task with a long road ahead.
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The key to banning straw burning lies in addressing the root cause and solving the problem at its source.
The key to banning straw burning lies in addressing the root cause.
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Banning straw burning cannot succeed without supporting policies
Editor's note: Every harvest season, air pollution caused by burning straw always becomes a focus of attention. How can we comprehensively utilize this valuable biomass resource and avoid simply burning it all and creating a source of smog? Reporters from Economic Daily visited experts and scholars and went