The last satellite of BeiDou Satellite Navigation System (北斗卫星导航系统) was successfully launched on June 23rd,2020.
exciting news it is!( )
A.WhatB.What anC.HowD.How an
The last satellite of BeiDou Satellite Navigation System (北斗卫星导航系统) was successfully launched on June 23rd,2020.
exciting news it is!( )
A.WhatB.What anC.HowD.How an
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