天火字典

英日字典：ぜんじんみとう

ぜんじんみとう

前人未到：

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