Analyzer
Sentence analysis
9Spans
Sentence
Span Details
文書館学
archival science; archive studiesnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
知識
knowledge; informationnoun
は
topic markergrammar
歴史資料
historical records; historical materialsnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
保存
preservation; conservation; storage; maintenance; saving (data)noun, suru verb
に
direction, time, indirect object, or target markergrammar
欠かせない。
indispensable; essential; vital; crucialexpression, i-adjective