english: (We think of “firmament” and “heavens” as synonyms now; in the past, the latter was a solid vault, and the former was the empty expanse between it and earth.)
non_english: これで、ナイトさんを、混乱させる！ナイトさんのテスト、✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✓✗✗✗✗✗✗✗✗✗✗✗✗✗✗✗✗✗✗✗