northwest frontier defence
northwest frontier defence
西北边防
以上为机器翻译结果,长、整句建议使用 人工翻译 。
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At the Northwest frontier defence system of the Qing Dynasty, the Altai region had an extremely important strategic position.
在清代西北边防体系中,阿尔泰地区具有极为重要的战略地位。
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