U. s. consumers are paying down their debt and saving more, Amaki says.
天木说,美国的消费者正在偿还他们的债务并节省更多的开支。
2
Boeing and Airbus already are offering a new generation of larger jets built from fuel-saving lightweight composite materials instead of the ARJ21's traditional metals.
波音和空客已经生产出新一代更大型的喷气机,采用了省油轻质复合材料,而非arj21所采用的传统金属。
3
Savings may be possible if the fleet can be reduced to three boats.