Olympus Mons造句
Itstallestvolcano,longextinct,isOlympusMons.ThelargestvolcanofoundsofarisOlympusMons,aMartianpeakthatrises27kmhigh–threetimestallerthanEverest....
Itstallestvolcano,longextinct,isOlympusMons.ThelargestvolcanofoundsofarisOlympusMons,aMartianpeakthatrises27kmhigh–threetimestallerthanEverest....