Last Updated：2025/12/06
Sentence
その観測所は新しいカセグレイン反射鏡の配列を導入し、天文学者たちは微弱な赤外線銀河をこれまでにない鮮明さで観測できるようになった。
Quizzes for review
The observatory's new array of Cassegrain reflectors allowed astronomers to observe faint infrared galaxies with unprecedented clarity.
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The observatory's new array of Cassegrain reflectors allowed astronomers to observe faint infrared galaxies with unprecedented clarity.
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Related words
Cassegrain reflectors
English - English
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