index fossil
音標發(fā)音
- 英式音標 [??n.deks ?f?s.?l]
- 美式音標 [??n.deks ?fɑ?.s?l]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- [古生] 標準化石,[古生] 標志化石
詞組短語
- index x fossil 標準化石
- province index fossil 地區(qū)指標化石
- leading fossil index fossil 標準化石
- fossil index 標準化石
短語
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)
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 標準化石
- 標志化石
- 指準化石
- 標志化石
- 標準化石
- 指示化石