英语词汇“precambrian”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	precambrian
释义	pre·cambrian I. \(ˈ)prē+\ adjective Usage: usually capitalized Etymology: pre- + Cambrian : prior to the Cambrian : of or relating to all of geological history prior to the Cambrian — see geologic time table II. noun Usage: usually capitalized : the Precambrian era or system of rocks
随便看	separatrix separatum sepd sepg sephardi sephardic sepher sepher torah sephirah sepia sepia sepia brown sepia paper sepiidae sepiment sepiola sepiolite sepiophora sepium sepn sepose sepoy seppuku seps sepsid

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