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JLPT
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strokes
#27846
frequency
Not started
Mastered counts as known everywhere (frontier, map, extension) but never appears in the quiz again. New wipes the review history for this item.
例文 · examples
鶏卵生産におけるサルモネラ汚染を防止することが必要です。
It is essential to prevent salmonella contamination in hen egg production.