词语leading fossil
解释标准化石
词性名词
leading fossil〔名词〕主导化石详细»
leading fossil〔名词〕标准化石,主导化石详细»
标准化石diagnostic fossil;index fossil详细»
标准化石characteristic fossil;diagnostic fossil;guide fossil;index fossil;key fossil详细»
标准化石guide fossil;index fossil;key fossil;leading fossil详细»