flint
flint
noun
noun
- [mass noun]a hard grey rock consisting of nearly pure silica (chert), occurring chiefly as nodules in chalk
黑燧石，燧石，火石
■[count noun]a piece of this stone, especially as flaked or ground in ancient times to form a tool or weapon
（尤指远古工具或武器）燧石石器
■[count noun]a piece of flint used with steel to produce an igniting spark, e.g. in a flintlock gun, or (in modern use) a piece of an alloy used similarly, especially in a cigarette lighter
（明火枪）打火石，（打火机）电石
■used in expressing how hard and unyielding something or someone is
（人）铁石心肠，（物）坚如燧石
mean faces with eyes like flints.
满脸恶意，目光尖利无情。
- Old English; related to Middle Dutch vlint and Old High German flins
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