One day these are multimillion-dollar war machines and the next they are museum pieces.
这些如今价值数百万美元的战争武器，明天就会进入历史的博物馆。
Pilots can fly above a war zone and drop thousands of small wireless sensors, the size of a small pebble and costing a dollar apiece, over the terrain.
飞行员可以在战区上空飞行，在地面上扔下数千个小型无线传感器，每个传感器只有一块小鹅卵石大小，价格为1美元。
On the eve of the first world war, Eichengreen shows, the Dutch guilder, Belgian franc and Austrian schilling were all more important as reserve currencies than the dollar.
埃森格林指出，第一次世界大战爆发前夕，荷兰盾、比利时法郎和奥地利先令都是比美元更重要的储备货币。
And Mexican businesses worry about the world currency "war" : the peso is appreciating against the dollar and, recently, against the yuan, thanks to capital inflows.
墨西哥商业人士担心世界开打货币战：目前，由于资本流入，比索较美元及人民币都在升值。
And Mexican businesses worry about the world currency "war" : the peso is appreciating against the dollar and, recently, against the yuan, thanks to capital inflows.
墨西哥商业人士担心世界开打货币战：目前，由于资本流入，比索较美元及人民币都在升值。
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