spectrohelioscope / ˌspɛk troʊˈhi li əˌskoʊp /

⚽高中词汇分光镜光谱仪日光镜光镜

spectrohelioscope 的定义

n. 名词 noun
  1. a spectroheliograph.
  2. a similar instrument, used for visual instead of photographic observations.