=National Register of Archives 国家档案登记处[英]
What's the difference between RNA and the NRA? RNA（核糖核酸）和NRA（国家步枪协会）有何不同？
No southern legislature could say no to the NRA. 在南方，没有哪一个州的议会能对全国步枪协会说“不”。
This is half the reason I joined the NRA. 我之所以加入NRA有一半是这个原因.
NRA 2004 Restaurant Industry Forecast: Top Trends to Watch! 英国饭店协会:总经理在21世纪的作用是什么?
Removal of NRA restrictions on production perhaps gave one stimulus. 国家复兴管理局对生产限制的撤除可能是个刺激。
