EarlierthisyearChina的精選

問題詳情：【2019•山東泰安】Earlierthisyear,Chinaachievedanewmilestone(里程碑)inspaceresearch.OnJanuary3,2019,Chang'e-4becamethefirstlunarprobe(月球探測器)inhistorytosuccessfullylandonthefarsideofthemo...