Impacts of Huge Amount of Sand Dredging on Riverbed Morphology and Tidal Dynamics of the Lower Reaches of the Dongjiang River and the Dongjiang River Delta是什麼意思_Impacts of Huge Amount of Sand Dredging on Riverbed Morphology and Tidal Dynamics of the Lower Reaches of the Dongjiang River and the Dongjiang River Delta在線翻譯_英語_讀音_用法_例句