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