大気圏: an atmosphere

大宝: (Buddhism) great treasure / 大方: / 大法: basic law / 大砲: gun, cannon, artillery / 大邦: large country, great power / 大鵬: dapeng / 太保: Synonym of 右大臣 (“Minister of the Right”)

大宝: a 年号 (nengo, “era name”) / 大宝: A place name / 大豊: a surname / 大鳳: a surname / 大鵬: a surname

大河ドラマ:

大略: approximately

大略: excellent plan, outline

逮捕: arrest

大群: large crowd of animals

(Chūgoku, Shikoku, Kyūshū) because, since, so: presents the preceding clause as the reason for the following clause

three