coronagraph.
/kuh-roh-nuh-graf, -grahf/US // kəˈroʊ nəˌgræf, -ˌgrɑf //UK // (kəˈrəʊnəˌɡrɑːf, -ˌɡræf) //
冠状动脉,冠词,冕下,冕冠
Definitions
n.noun · 名词
- 1.
Astronomy.
- ›an instrument for observing and photographing the sun's corona, consisting of a telescope fitted with lenses, filters, and diaphragms that simulate an eclipse.
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