“桥头堡”【英】

a gateway

译文来源

http://www.ecns.cn/2015/09-24/182393.shtml

例句

1. 比如，新疆是丝绸之路经济带“核心区域”，云南是“一带一路”向西南开放的“桥头堡”。——《习近平在中美省州长论坛上的讲话》

1. For instance, Xinjiang is a core area of the Silk Road economic belt and Yunnan is a gateway to the southwest under the "Belt and Road" Initiative.—Quoted from Address by Chinese President Xi Jinping at the China-U.S. Governors' Forum