出典:Wiktionary
From Latin excavātiō (“a hollowing out”), from excavō (“I hollow out”), from ex + cavō (“I hollow out”), from cavus (“hollow”), from Proto-Indo-European *ḱewh₁- (“vault, hole”).
excavation (countable かつ uncountable, 複数形 excavations)
excavation
an excavation
ごみ
a plaything with which one trifles for pleasure
a syphilitic (patient)
せき込み
名詞の変化形:
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