天火字典

英日字典：ﾁｰｿﾍﾌ､ﾆｧ

ﾁｰｿﾍﾌ､ﾆｧ

､ｼ､､ｸ､､ﾟ､ﾈ､ｦ

(adj-na,n) untrodden (region, field of study, etc.)
unprecedented (discovery, achievement, etc.)

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