Birkenfeld:
Birkenfeld is a town and the district seat of the Birkenfeld district in southwest Rhineland-Palatinate, Germany.
en.wikipedia.org
比尔肯费尔德:
比尔肯费尔德（德语：Birkenfeld）是德国莱茵兰-普法尔茨州的一个市镇。
zh.wikipedia.org
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Birkenfeld比尔肯费尔德