index fossil
音标发音
- 英式音标 [ˈɪn.deks ˌfɒs.əl]
- 美式音标 [ˈɪn.deks ˌfɑː.səl]
- 英式发音
- 美式发音
基本解释
- [古生] 标准化石,[古生] 标志化石
词组短语
- index x fossil 标准化石
- province index fossil 地区指标化石
- leading fossil index fossil 标准化石
- fossil index 标准化石
短语
英英字典
- a fossil that is found in many places and comes from the same time in history, so that scientists can use it to decide how old certain rocks are
- a fossil species that characterizes and is used to delimit a geological zone (Also called zone fossil)
剑桥英英字典
柯林斯英英字典
专业释义
- 标准化石
- 标志化石
- 指准化石
- 标志化石
- 标准化石
- 指示化石