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Sentence analysis
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Sentence
Span Details
加齢
aging; growing oldernoun, suru verb
により
by; due to; depending ongrammar
高次認知機能
higher cognitive functionsnoun
が
subject markergrammar
低下
fall; decline; drop; deteriorationnoun, suru verb
する
light/support verb with a noun or noun-like phrasegrammar
ことがある。
have done (something); something has occurred; sometimes; there are times when-> 事があるexpression, verb