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Sentence analysis
8Spans
Sentence
Span Details
老化
aging; senile deteriorationnoun, suru verb, no-adjective
を
object markergrammar
防ぐ
defend against; protect against; prevent; avert; avoidgodan verb
方法
method; way; meansnoun
は
topic markergrammar
あり
be; exist; have; possess; there is available; be located; be situated; be equipped with; have as a facility or feature; happen; take place; come about; be in a completed state; be left as done-> 有るgodan verb, auxiliary
ます
polite non-pastgrammar
か?
question or alternative markergrammar