For followers of European space affairs, the ExoMars initiative has been a long, drawn-out affair.

对于欧洲航空事务的追随者，天外火星计划是一个拖了很久的事情。

youdao

For followers of European space affairs, the ExoMars initiative has been a long, drawn-out affair.

对于欧洲航空事务的追随者，天外火星计划是一个拖了很久的事情。

youdao