1.But, this can be seen as a symptom of new urban wealth being put to speculative use, rather than the profligate use of leverage.
不过，这种现象可以被看作新增城市财富被用于投机的一种征兆，而不是对杠杆的滥用。
2.Even if this profligate use of capital is halved, it still means credit expansion of 10%-15% is needed to achieve real GDP growth of 2%-3%.
即使资本被滥用过半，但是它仍然可意味着信贷只需扩张10%-15%就可实现2%-3%GDP的实际增长。
3.a profligate use of scarce resources
对稀少资源的恣意挥霍：