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来源:雅诚德英语网
An objective of this particular cruise was to investigate the floor of the Mediterranean and to resolve questions about its geologic history.
这次特别巡航的目的之一是调查地中海的海床,并解决有关其地质历史的问题。
An objective of this particular cruise was to investigate the floor of the Mediterranean and to resolve questions about its geologic history.
这次特别巡航的目的之一是调查地中海的海床,并解决有关其地质历史的问题。