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學習快評丨qibao666888　　北??(bei)京??(jing)天??(tian)文??(wen)館??(guan)科??(ke)普??(pu)教??(jiao)育??(yu)部??(bu)副??(fu)研??(yan)究?(jiu)館??(guan)員??(yuan)曹??(cao)軍??(jun)表??(biao)示??(shi)??，如?(ru)果??(guo)持??(chi)續(xù)??(xu)觀??(guan)察??(cha)土??(tu)星??(xing)??，會??(hui)發(fā)??(fa)現(xiàn)??(xian)光?(guang)環(huán)??(huan)朝?(chao)向??(xiang)地??(di)球??(qiu)的?(de)角??(jiao)度??(du)是??(shi)在?(zai)不??(bu)斷??(duan)變??(bian)化??(hua)的??(de)??，大??(da)概??(gai)十??(shi)幾??(ji)年??(nian)會??(hui)完??(wan)成??(cheng)一??(yi)個??(ge)輪??(lun)回??(hui)?。??今??(jin)年?(nian)3月??(yue)份??(fen)??，地??(di)球?(qiu)正??(zheng)好??(hao)在?(zai)光??(guang)環(huán)??(huan)的??(de)平??(ping)面??(mian)上??(shang)??，因??(yin)此??(ci)看??(kan)上??(shang)去??(qu)就?(jiu)好??(hao)像??(xiang)光??(guang)環(huán)??(huan)消?(xiao)失??(shi)了??(le)一??(yi)樣??(yang)?。　　在??(zai)北??(bei)京??(jing)天??(tian)文??(wen)館??(guan)??，科??(ke)普??(pu)專?(zhuan)家??(jia)介??(jie)紹??(shao)??，土??(tu)星??(xing)環(huán)??(huan)的??(de)“消??(xiao)失??(shi)”并??(bing)非??(fei)真??(zhen)正??(zheng)意?(yi)義??(yi)上??(shang)的??(de)消??(xiao)失?(shi)??，而??(er)是??(shi)天??(tian)穹??(qiong)之??(zhi)上??(shang)的??(de)一??(yi)場??(chang)精??(jing)彩??(cai)的??(de)光??(guang)影??(ying)魔??(mo)術??(shu)??。??早??(zao)在??(zai)1612年??(nian)??，意??(yi)大??(da)利??(li)科?(ke)學??(xue)家??(jia)伽??(jia)利??(li)略??(lve)就??(jiu)首??(shou)次??(ci)觀??(guan)測??(ce)到??(dao)土??(tu)星?(xing)環(huán)??(huan)“消??(xiao)失??(shi)”現(xiàn)??(xian)象??(xiang)??。。