Last Updated：2025/11/20
Sentence
先史時代の村人たちは、川岸で見つかった豊富な燧石質の岩から矢じりを作った。
Quizzes for review
The prehistoric villagers fashioned arrowheads from the abundant chert found along the riverbanks.
See correct answer
The prehistoric villagers fashioned arrowheads from the abundant chert found along the riverbanks.
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Related words
chert
IPA(Pronunciation)
Noun
uncountable
countable
Japanese Meaning
（地質学用語として）無光沢でマットな色調を持つ、不透明な石英岩、角岩、不純なカルセドニー、またはその他のフリント状鉱物としての石。 / （可算名詞として）フリント状の道具として用いられる石。
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