America's economic output, by some estimates, was half of the world's total.
据估计，美国当时的经济产量占了世界产量的一半。
Wenzhou is the largest source of private capital in China by some estimates.
据估计，温州是中国最大的民间资本来源。
By some estimates, they bought twice as many aeroplanes as the market could support.
据估计，他们购买的飞机数量是市场可承受量的两倍。
By some estimates, they bought twice as many aeroplanes as the market could support.
据估计，他们购买的飞机数量是市场可承受量的两倍。
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