coronagraph 也作 co.ro.no.graphn.(名词)A telescope or an attachment for a telescope equipped with a disk that blacks out most of the sun, used to photograph the sun`s corona.日冕仪:一种望远镜或望远镜的配件,配有使太阳光的大部分变暗的一种滤光片,用来拍摄日冕