美国亚利桑那州立大学参观火星太空飞行中心的科研技术人员和任务规划者乔纳森·希尔（Jonathon Hill）是这样说的。该飞行中心操作着美国国家航空航天局所执行的火星任务的许多照相机。

So says Jonathon Hill, a research technician and mission planner at the Mars Space Flight Facility at Arizona State University, which operates many of the cameras used during NASA's Mars missions.

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商务大臣曼德尔森爵士(Lord Mandelson)规划了两阶段计划。

Lord Mandelson, the Business Secretary, has outlined a two stage plan.

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杰森在大学读的是城市规划。

Jason studied city planning in college.

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