Operation middle south- north water transfer project as quichly as possible is funmdamental assurance to ravel out shortages of Hebei Province water resources是什么意思_Operation middle south- north water transfer project as quichly as possible is funmdamental assurance to ravel out shortages of Hebei Province water resources在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句