Scientists say these unmanned flights can make important and exciting discoveries.
科学家们说这次无驾驶的太空飞行能够获得令兴奋的重大发现。
Scientists say these unmanned flights can make important and exciting discoveries.
科学家们说这次无驾驶的太空飞行能够获得令兴奋的重大发现。
Introduced are the present situation and development of driverless metro technology in North America, Europe and Japan.
介绍了北美、欧洲和日本等国家无驾驶地铁技术的现状及发展情况。
声明:以上句、词性分类均由互联网资源自动生成,部分未经过工审核,其容亦不代本软件的观点;若发现问题,欢迎向我们指正。