"特朗普政府一纸行政令，彻底点燃超音速民航革命！从1.7马赫的商用客机到9马赫的太空飞机，这四家美国公司正在重新定义人类飞行极限。今天带你看懂哪些黑科技将颠覆我们的出行方式——准备好迎接'一小时全球达'的时代了吗？" ...

YAOUNDE, June 21 (Xinhua) -- The UN peacekeeping mission in the Central African Republic on Saturday strongly condemned a deadly attack on its Friday patrol in the country's north that killed a Zambia ...

BEIJING, June 21 (Xinhua) -- China's "618" mid-year online shopping festival wrapped up this week, capping a brisk first half ...