福布斯·格朗特号是俄罗斯近年来最有野心的太空探索项目。
Phobos-Grunt is Russia's most ambitious space venture in years.
国际空间站是费用最为昂贵的太空探索项目，是有十六个国家参与的合作项目。
The International space Station, a collaboration in which sixteen countries are taking part, is the most expensive space exploration project ever undertaken.
国际空间站是费用最为昂贵的太空探索项目，是有十六个国家参与的合作项目。
The International space Station, a collaboration in which sixteen countries are taking part, is the most expensive space-exploration project ever undertaken.
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