1 (置于名字后表示所属军队)英国皇家海军 RN is a written abbreviation for (书面缩略=) Royal Navy, the navy of the United Kingdom. It is written after someone's name to show that they are an officer of the Royal Navy. (置于名字后表示所属军队)英国皇家海军
2 RN is an abbreviation for registered nurse .
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