wèixīng / shùjù / xiǎnshì / Nánjí / bīnggài / jìnniánlái / zhèngzài / huǎnmàn / biànbáo卫星数据显示,南极冰盖近年来正在缓慢变薄。Satellite data show that the Antarctic ice sheet has been thinning gradually in recent years.