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Sentence analysis
8Spans
Sentence
Span Details
骨膜
periosteumnoun
は
topic markergrammar
骨
bone; frame; framework; outline; core; backbone; spirit; fortitude; laborious; troublesome; difficultnoun, na-adjective
の
possession, attribution, nominalizer, or nominal linkergrammar
表面
surface; face; outside; exterior; appearances; superficialitynoun, no-adjective
を
object markergrammar
覆っ
cover; hide; conceal; wrap; disguise-> 覆うgodan verb
ている。
ongoing or resultant stategrammar