The plan unveiled just last week by OPEC and allied oil producers to prop up crude prices could fall flat.
원문출처 : https://www.cnn.com/2019/12/12/business/opec-iea-oil-market/index.html
원문출처 : https://www.cnn.com/2019/12/12/business/opec-iea-oil-market/index.html