Analyzer
Sentence analysis
6Spans
Sentence
Span Details
フリーラジカル
free radicalnoun
は
topic markergrammar
細胞
cell (biology); cell (organizational unit)noun
を
object markergrammar
傷つける
wound; injure; hurt someone's feelings; offend; damage; scratch; chipichidan verb
ことがある。
have done (something); something has occurred; sometimes; there are times when-> 事があるexpression, verb