선행연구
seonhaeng-yeon-gu · prior research
CEFR C1Example sentence
선행연구를 폭넓게 검토했습니다.
Prior research was broadly reviewed.
seonhaeng-yeon-gu · prior research
CEFR C1선행연구를 폭넓게 검토했습니다.
Prior research was broadly reviewed.
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