习近平同柬埔寨人民党主席、参议院主席洪森会谈
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China-Laos railway's longest tunnel holed through

Source: Xinhua | 2019-12-31
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The longest tunnel of the China-Laos railway has been holed through.


http://images.china.cn/site1000/2019-12/31/af60e169-9e28-408f-a215-6603e7a5d0d8.jpg

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