And many countries shift their key policies of economy and trade from WTO to FTA, especially when the WTO Doha Round negotiations hit a snag.是什么意思_And many countries shift their key policies of economy and trade from WTO to FTA, especially when the WTO Doha Round negotiations hit a snag.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句