Simulations of a conventional macroeconomic model show that, without the tax cuts, the level of real GDP would have been about 2 percent lower in the middle of 2003.是什么意思_Simulations of a conventional macroeconomic model show that, without the tax cuts, the level of real GDP would have been about 2 percent lower in the middle of 2003.在线翻译_英语_读音_用法_例句