China allows America to consume in excess

[82riceballs]

Hi all,

I'm trying to translate the following
"By buying US debt, China allows America to consume in excess."
中國買入美債，讓美國能持續支出超出收入的習慣??

Any suggestions? My attempt seems a little long and vague...

Thanks!!

 

[Mamanunique]

使得美国可以过度消费