“Old Towns of Djenn”的概念、定义、翻译、参考文献-科学参考

单词	Old Towns of Djenn
释义	Old Towns of Djenn Encyclopedia 历史学马里历史释 Old Towns of Djenn杰内今西非国家马里境内的古城。因悠久的文明交往史和丰富的历史文化遗产，被誉为“尼日尔河谷的宝石”。
随便看	passive optical components passive optical splitter passive protection passive Q switch passive Q-switch passive Q switching passive Q-switching passive query passive radar passive radar homing guidance passive radar seeker passive radio frequency identification devices tag passive radio frequency identification devices tag, passive RFID tag passive reference cavity frequency stabilization passive remote sensing passive resistance factors passive review passive RFID tag passive rifting passive rift valley passive risk control passive routing passive safety passive safety system passive satellite

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