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短语
concentration area
自然科学, 农业 Ballungsgebiet n
 英语 词库
concentration area
军队 An area, usually in the theatre of operations where troops are assembled before beginning active operations; A limited area on which a volume of gunfire is placed within a limited time
军队, 后勤 An area, usually in the theatre of operations where troops are assembled before beginning active operations. (UKR/NATO)
concentration area: 4 短语, 3 学科
一般2
环境1
行业1