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Sentence analysis
7Spans
Sentence
Span Details
円形脱毛症
alopecia areata; spot baldnessnoun
は
topic markergrammar
突然
sudden; abrupt; unexpectedno-adjective, adverb
発症
onset of illness; development of a condition; appearance of symptomsnoun, suru verb
する
light/support verb with a noun or noun-like phrasegrammar
ことがあり
have done (something); something has occurred; sometimes; there are times when-> 事があるexpression, verb
ます。
polite non-pastgrammar