hyeseong gwancheuk mangwongyeong
comet observation telescope
télescope d'observation des comètes
천문학자들은 혜성 관측 망원경을 사용하여 새로운 혜성을 발견했습니다.
cheonmunhakjadeul-eun hyeseong gwancheok mangwongyeong-eul sayonghayeo saeroun hyeseong-eul balgyeonhaessseubnida.
Astronomers used the comet observation telescope to discover a new comet.
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