英语词汇“psammite”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	psammite
释义	psammite /ˈsamʌɪt/ Geology noun Originally: †a fine or smooth-grained sandstone (obsolete ). In later use: a sedimentary rock composed of medium-sized particles (commonly defined as those with a diameter between 1/16 mm and either 2 or 4 mm). Origin Early 19th century. From French psammite from ancient Greek ψάμμος sand + French -ite.
随便看	reverse auction reverse-biased reverse bid reverse-charge reverse curve reversed charge reversed clover reversed fault reverse dictionary reverse discrimination reversedly reversed-out reversed phase reversed polarity reversed talon reversed tracery reverse-engineer reverse engineering reverse fault reverse fire reverse flank reverse gear reverse genetics reverseless reverse lever

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psammite