基本解釋[環(huán)境科學(xué)技術(shù)]作好乾旱準備詞組短語短語drought t preparedness 作好乾旱準備drought preparedness plans 抗旱預(yù)案drought prevention and preparedness system 乾旱預(yù)防和準備系統(tǒng)Preparedness drought plan 抗旱預(yù)案drought preparedness更多詞組專業(yè)釋義環(huán)境科學(xué)技術(shù)作好乾旱準備