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學習快評丨qibao666888　　土??(tu)星??(xing)以??(yi)26.7度?(du)的??(de)傾??(qing)角??(jiao)繞??(rao)太??(tai)陽??(yang)公??(gong)轉??(zhuan)?，當??(dang)它??(ta)運??(yun)行??(xing)到??(dao)軌??(gui)道??(dao)特??(te)定??(ding)位??(wei)置??(zhi)時??(shi)?，環(huán)??(huan)平??(ping)面??(mian)恰??(qia)好??(hao)正??(zheng)對??(dui)太?(tai)陽??(yang)??。??此??(ci)時??(shi)?，陽??(yang)光??(guang)以??(yi)不??(bu)足??(zu)1度??(du)的??(de)極??(ji)淺??(qian)角??(jiao)度??(du)掠??(lve)過??(guo)環(huán)??(huan)面??(mian)?，相??(xiang)當??(dang)于??(yu)我??(wo)們??(men)側?(ce)視??(shi)一??(yi)張??(zhang)A4紙??(zhi)的??(de)邊??(bian)緣??(yuan)?，原??(yuan)本??(ben)璀??(cui)璨??(can)的??(de)光??(guang)環(huán)??(huan)便??(bian)隱??(yin)沒??(mei)在??(zai)黑??(hei)暗??(an)背??(bei)景??(jing)中??(zhong)???！　∶??(ming)天??(tian)(24日??(ri))凌??(ling)晨??(chen)??，太??(tai)陽??(yang)系??(xi)八??(ba)大??(da)行??(xing)星??(xing)之??(zhi)一??(yi)的??(de)土??(tu)星??(xing)??，將??(jiang)上??(shang)演??(yan)神??(shen)奇??(qi)的??(de)光??(guang)環(huán)??(huan)“消??(xiao)失??(shi)術??(shu)”??。??我??(wo)們??(men)原??(yuan)來??(lai)看??(kan)到??(dao)的??(de)土??(tu)星??(xing)??，周??(zhou)圍??(wei)有?(you)一??(yi)圈?(quan)漂?(piao)亮??(liang)的??(de)光??(guang)環(huán)??(huan)??，所??(suo)以??(yi)它??(ta)也??(ye)被??(bei)稱??(cheng)為??(wei)“指??(zhi)環(huán)??(huan)王??(wang)”或??(huo)者??(zhe)是??(shi)“草??(cao)帽??(mao)星??(xing)”??。但??(dan)明??(ming)天??(tian)凌??(ling)晨??(chen)??，這??(zhe)個??(ge)光?(guang)環(huán)??(huan)在??(zai)地??(di)球??(qiu)觀??(guan)測??(ce)者??(zhe)的??(de)視??(shi)野??(ye)中??(zhong)就??(jiu)要??(yao)“消??(xiao)失??(shi)”了??(le)??，這??(zhe)是??(shi)怎??(zen)么??(me)回?(hui)事??(shi)呢??(ne)？??。