該がい博はくがいはくじ字FuriganaMeanings1na-adjective, nounprofound; extensive (knowledge)Formal, literary word describing deep and wide-ranging knowledge or scholarship. Often used in academic or intellectual contexts.彼かれは該がい博はくな知ち識しきを持もっている。He has profound and extensive knowledge.Expressions該がい博はくな知ち識しきprofound knowledge; extensive learning
