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短语

transportation system

一般 Transportsystem n
运输 Verkehrssystem n
 英语 词库
transportation system
美国 All the land, water, and air routes and transportation assets engaged in the movement of United States forces and their supplies during military operations, involving both mature and immature theaters and at the strategic, operational, and tactical levels of war (JP 4-01)
Transportation System
: 16 短语, 3 学科
建造1
自动化设备1
运输14